diff --git a/app/assets/stylesheets/password_complexity.scss b/app/assets/stylesheets/password_complexity.scss
index 24fc2ef77..ee521b0b3 100644
--- a/app/assets/stylesheets/password_complexity.scss
+++ b/app/assets/stylesheets/password_complexity.scss
@@ -9,12 +9,10 @@ $complexity-color-3: #FFD000;
 $complexity-color-4: $green;
 
 .password-complexity {
-  margin-top: -24px;
   width: 100%;
   height: 12px;
   background: $complexity-bg;
   display: block;
-  margin-bottom: $default-spacer;
   text-align: center;
   border-radius: 8px;
 
diff --git a/app/assets/stylesheets/procedure_context.scss b/app/assets/stylesheets/procedure_context.scss
index ee5a96010..e2f220fd3 100644
--- a/app/assets/stylesheets/procedure_context.scss
+++ b/app/assets/stylesheets/procedure_context.scss
@@ -100,7 +100,7 @@ $procedure-description-line-height: 22px;
       // If the text exceeds the max-height,
       // truncate it and displays the "Read more" button.
       &.read-more-enabled {
-        overflow: hidden;
+        overflow: auto;
         border-bottom: 1px solid $border-grey;
 
         + .read-more-button {
diff --git a/app/components/dsfr/input_component.rb b/app/components/dsfr/input_component.rb
index aa724a775..271762470 100644
--- a/app/components/dsfr/input_component.rb
+++ b/app/components/dsfr/input_component.rb
@@ -6,7 +6,7 @@ class Dsfr::InputComponent < ApplicationComponent
   # it uses aria-describedby on input and link it to yielded content
   renders_one :describedby
 
-  def initialize(form:, attribute:, input_type:, opts: {}, required: true)
+  def initialize(form:, attribute:, input_type: :text_field, opts: {}, required: true)
     @form = form
     @attribute = attribute
     @input_type = input_type
@@ -40,19 +40,21 @@ class Dsfr::InputComponent < ApplicationComponent
                                          'fr-mb-0': true,
                                          'fr-input--error': errors_on_attribute?))
 
-    if errors_on_attribute? || describedby
-      @opts = @opts.deep_merge(aria: {
-        describedby: error_message_id,
-                                       invalid: errors_on_attribute?
+    if errors_on_attribute? || describedby?
+      @opts.deep_merge!(aria: {
+        describedby: describedby_id,
+        invalid: errors_on_attribute?
       })
     end
+
     if @required
       @opts[:required] = true
     end
+
     if email?
-      @opts = @opts.deep_merge(data: {
+      @opts.deep_merge!(data: {
         action: "blur->email-input#checkEmail",
-                                       'email-input-target': 'input'
+        'email-input-target': 'input'
       })
     end
     @opts
@@ -63,14 +65,14 @@ class Dsfr::InputComponent < ApplicationComponent
     errors.has_key?(attribute_or_rich_body)
   end
 
-  def error_message_id
-    dom_id(object, @attribute)
-  end
-
   def error_messages
     errors.full_messages_for(attribute_or_rich_body)
   end
 
+  def describedby_id
+    dom_id(object, "#{@attribute}-messages")
+  end
+
   # i18n lookups
   def label
     object.class.human_attribute_name(@attribute)
@@ -89,6 +91,10 @@ class Dsfr::InputComponent < ApplicationComponent
     @input_type == :email_field
   end
 
+  def show_password_id
+    dom_id(object, "#{@attribute}_show_password")
+  end
+
   private
 
   def hint?
diff --git a/app/components/dsfr/input_component/input_component.html.haml b/app/components/dsfr/input_component/input_component.html.haml
index a56c7fff8..4e52ec670 100644
--- a/app/components/dsfr/input_component/input_component.html.haml
+++ b/app/components/dsfr/input_component/input_component.html.haml
@@ -7,13 +7,13 @@
         - if hint?
           %span.fr-hint-text= hint
 
-  = @form.send(@input_type, @attribute, input_opts)
+  = @form.public_send(@input_type, @attribute, input_opts)
 
   - if errors_on_attribute?
     - if error_messages.size == 1
-      %p.fr-error-text{ id: error_message_id }= error_messages.first
+      %p.fr-error-text{ id: describedby_id }= error_messages.first
     - else
-      .fr-error-text{ id: error_message_id }
+      .fr-error-text{ id: describedby_id }
         %ul.list-style-type-none.fr-pl-0
           - error_messages.map do |error_message|
             %li= error_message
@@ -23,8 +23,8 @@
 
   - if password?
     .fr-password__checkbox.fr-checkbox-group.fr-checkbox-group--sm
-      %input#show_password{ "aria-label" => t('.show_password.aria_label'), type: "checkbox" }/
-      %label.fr--password__checkbox.fr-label{ for: "show_password" }= t('.show_password.label')
+      %input{ id: show_password_id, "aria-label" => t('.show_password.aria_label'), type: "checkbox" }/
+      %label.fr--password__checkbox.fr-label{ for: show_password_id }= t('.show_password.label')
 
   - if email?
     .suspect-email.hidden{ data: { "email-input-target": 'ariaRegion'}, aria: { live: 'off' } }
diff --git a/app/components/password_complexity_component.rb b/app/components/password_complexity_component.rb
new file mode 100644
index 000000000..32efd3908
--- /dev/null
+++ b/app/components/password_complexity_component.rb
@@ -0,0 +1,53 @@
+class PasswordComplexityComponent < ApplicationComponent
+  def initialize(length: nil, min_length: nil, score: nil, min_complexity: nil)
+    @length = length
+    @min_length = min_length
+    @score = score
+    @min_complexity = min_complexity
+  end
+
+  private
+
+  def filled?
+    !@length.nil? || !@score.nil?
+  end
+
+  def alert_classes
+    class_names(
+      "fr-alert": true,
+      "fr-alert--sm": true,
+      "fr-alert--info": !success?,
+      "fr-alert--success": success?
+    )
+  end
+
+  def success?
+    return false if !filled?
+
+    @length >= @min_length && @score >= @min_complexity
+  end
+
+  def complexity_classes
+    [
+      "password-complexity fr-mt-2w fr-mb-1w",
+      filled? ? "complexity-#{@length < @min_length ? @score / 2 : @score}" : nil
+    ]
+  end
+
+  def title
+    return t(".title.empty") if !filled?
+
+    return t(".title.too_short", min_length: @min_length) if @length < @min_length
+
+    case @score
+    when 0..1
+      return t(".title.weakest")
+    when 2...@min_complexity
+      return t(".title.weak")
+    when @min_complexity...4
+      return t(".title.passable")
+    else
+      return t(".title.strong")
+    end
+  end
+end
diff --git a/app/components/password_complexity_component/password_complexity_component.en.yml b/app/components/password_complexity_component/password_complexity_component.en.yml
new file mode 100644
index 000000000..d5930cd58
--- /dev/null
+++ b/app/components/password_complexity_component/password_complexity_component.en.yml
@@ -0,0 +1,10 @@
+---
+en:
+  title:
+    empty: Enter a password.
+    too_short: Password must be at least %{min_length} characters long.
+    passable: Password is acceptable. You can validate… or improve your password.
+    strong: Congratulations! Password is strong and secure enough.
+    weak: Vulnerable password.
+    weakest: Very vulnerable password.
+  hint: A short sentence with punctuation can be a very secure password.
diff --git a/app/components/password_complexity_component/password_complexity_component.fr.yml b/app/components/password_complexity_component/password_complexity_component.fr.yml
new file mode 100644
index 000000000..225a5775c
--- /dev/null
+++ b/app/components/password_complexity_component/password_complexity_component.fr.yml
@@ -0,0 +1,10 @@
+---
+fr:
+  title:
+    empty: Inscrivez un mot de passe.
+    too_short: Le mot de passe doit faire au moins %{min_length} caractères.
+    passable: Mot de passe acceptable. Vous pouvez valider… ou améliorer votre mot de passe.
+    strong: Félicitations ! Mot de passe suffisamment fort et sécurisé.
+    weak: Mot de passe vulnérable.
+    weakest: Mot de passe très vulnérable.
+  hint: Une courte phrase avec ponctuation peut être un mot de passe très sécurisé.
diff --git a/app/components/password_complexity_component/password_complexity_component.html.haml b/app/components/password_complexity_component/password_complexity_component.html.haml
new file mode 100644
index 000000000..bfa7d5620
--- /dev/null
+++ b/app/components/password_complexity_component/password_complexity_component.html.haml
@@ -0,0 +1,6 @@
+%div{ class: complexity_classes }
+
+%div{ class: alert_classes }
+  %h3.fr-alert__title= title
+  - if !success?
+    %p= t(".hint")
diff --git a/app/controllers/administrateurs/groupe_instructeurs_controller.rb b/app/controllers/administrateurs/groupe_instructeurs_controller.rb
index 63390b1f1..6ac2e3205 100644
--- a/app/controllers/administrateurs/groupe_instructeurs_controller.rb
+++ b/app/controllers/administrateurs/groupe_instructeurs_controller.rb
@@ -146,15 +146,18 @@ module Administrateurs
         instructeur = groupe_instructeur.instructeurs.find_by(id: instructeur_id)
 
         if groupe_instructeur.remove(instructeur)
-          flash[:notice] = if procedure.routing_enabled?
-            GroupeInstructeurMailer
-              .remove_instructeurs(groupe_instructeur, [instructeur], current_administrateur.email)
-              .deliver_later
-
+          flash[:notice] = if instructeur.in?(procedure.instructeurs)
             "L’instructeur « #{instructeur.email} » a été retiré du groupe."
           else
             "L’instructeur a bien été désaffecté de la démarche"
           end
+          GroupeInstructeurMailer
+            .notify_removed_instructeur(groupe_instructeur, instructeur, current_administrateur.email)
+            .deliver_later
+
+          GroupeInstructeurMailer
+            .notify_group_when_instructeurs_removed(groupe_instructeur, [instructeur], current_administrateur.email)
+            .deliver_later
         else
           flash[:alert] = if procedure.routing_enabled?
             if instructeur.present?
diff --git a/app/controllers/administrateurs/procedures_controller.rb b/app/controllers/administrateurs/procedures_controller.rb
index c206b3724..e81a3a42c 100644
--- a/app/controllers/administrateurs/procedures_controller.rb
+++ b/app/controllers/administrateurs/procedures_controller.rb
@@ -96,8 +96,20 @@ module Administrateurs
       @procedure = current_administrateur
         .procedures
         .includes(
-          published_revision: :types_de_champ,
-          draft_revision: :types_de_champ
+          published_revision: {
+            types_de_champ: [],
+            revision_types_de_champ: { type_de_champ: { piece_justificative_template_attachment: :blob } }
+          },
+          draft_revision: {
+            types_de_champ: [],
+            revision_types_de_champ: { type_de_champ: { piece_justificative_template_attachment: :blob } }
+          },
+          attestation_template: [],
+          initiated_mail: [],
+          received_mail: [],
+          closed_mail: [],
+          refused_mail: [],
+          without_continuation_mail: []
         )
         .find(params[:id])
 
@@ -332,7 +344,35 @@ module Administrateurs
     end
 
     def champs
-      @procedure = Procedure.includes(draft_revision: { revision_types_de_champ_public: :type_de_champ }).find(@procedure.id)
+      @procedure = Procedure.includes(draft_revision: {
+        revision_types_de_champ: {
+          type_de_champ: { piece_justificative_template_attachment: :blob, revision: [], procedure: [] },
+          revision: [],
+          procedure: []
+        },
+        revision_types_de_champ_public: {
+          type_de_champ: { piece_justificative_template_attachment: :blob, revision: [], procedure: [] },
+          revision: [],
+          procedure: []
+        },
+        procedure: []
+      }).find(@procedure.id)
+    end
+
+    def annotations
+      @procedure = Procedure.includes(draft_revision: {
+        revision_types_de_champ: {
+          type_de_champ: { piece_justificative_template_attachment: :blob, revision: [], procedure: [] },
+          revision: [],
+          procedure: []
+        },
+        revision_types_de_champ_private: {
+          type_de_champ: { piece_justificative_template_attachment: :blob, revision: [], procedure: [] },
+          revision: [],
+          procedure: []
+        },
+        procedure: []
+      }).find(@procedure.id)
     end
 
     def detail
diff --git a/app/controllers/instructeurs/groupe_instructeurs_controller.rb b/app/controllers/instructeurs/groupe_instructeurs_controller.rb
index 6eb25e131..631b37afc 100644
--- a/app/controllers/instructeurs/groupe_instructeurs_controller.rb
+++ b/app/controllers/instructeurs/groupe_instructeurs_controller.rb
@@ -35,7 +35,11 @@ module Instructeurs
         if groupe_instructeur.remove(instructeur)
           flash[:notice] = "L’instructeur « #{instructeur.email} » a été retiré du groupe."
           GroupeInstructeurMailer
-            .remove_instructeurs(groupe_instructeur, [instructeur], current_user.email)
+            .notify_removed_instructeur(groupe_instructeur, instructeur, current_user.email)
+            .deliver_later
+
+          GroupeInstructeurMailer
+            .notify_group_when_instructeurs_removed(groupe_instructeur, [instructeur], current_user.email)
             .deliver_later
         else
           flash[:alert] = "L’instructeur « #{instructeur.email} » n’est pas dans le groupe."
diff --git a/app/graphql/mutations/groupe_instructeur_supprimer_instructeurs.rb b/app/graphql/mutations/groupe_instructeur_supprimer_instructeurs.rb
index 864f0c3c3..0c1b1617d 100644
--- a/app/graphql/mutations/groupe_instructeur_supprimer_instructeurs.rb
+++ b/app/graphql/mutations/groupe_instructeur_supprimer_instructeurs.rb
@@ -17,7 +17,7 @@ module Mutations
 
       if groupe_instructeur.procedure.routing_enabled? && instructeurs.present?
         GroupeInstructeurMailer
-          .remove_instructeurs(groupe_instructeur, instructeurs, current_administrateur.email)
+          .notify_group_when_instructeurs_removed(groupe_instructeur, instructeurs, current_administrateur.email)
           .deliver_later
       end
 
diff --git a/app/mailers/groupe_instructeur_mailer.rb b/app/mailers/groupe_instructeur_mailer.rb
index cb2865bb8..fa438399d 100644
--- a/app/mailers/groupe_instructeur_mailer.rb
+++ b/app/mailers/groupe_instructeur_mailer.rb
@@ -1,7 +1,7 @@
 class GroupeInstructeurMailer < ApplicationMailer
   layout 'mailers/layout'
 
-  def remove_instructeurs(group, removed_instructeurs, current_instructeur_email)
+  def notify_group_when_instructeurs_removed(group, removed_instructeurs, current_instructeur_email)
     @removed_instructeur_emails = removed_instructeurs.map(&:email)
     @group = group
     @current_instructeur_email = current_instructeur_email
@@ -11,4 +11,17 @@ class GroupeInstructeurMailer < ApplicationMailer
     emails = @group.instructeurs.map(&:email)
     mail(bcc: emails, subject: subject)
   end
+
+  def notify_removed_instructeur(group, removed_instructeur, current_instructeur_email)
+    @group = group
+    @current_instructeur_email = current_instructeur_email
+    @still_assigned_to_procedure = removed_instructeur.in?(group.procedure.instructeurs)
+    subject = if @still_assigned_to_procedure
+      "Vous avez été retiré du groupe \"#{group.label}\" de la démarche \"#{group.procedure.libelle}\""
+    else
+      "Vous avez été désaffecté de la démarche \"#{group.procedure.libelle}\""
+    end
+
+    mail(to: removed_instructeur.email, subject: subject)
+  end
 end
diff --git a/app/models/champs/multiple_drop_down_list_champ.rb b/app/models/champs/multiple_drop_down_list_champ.rb
index 365332e30..4e041fd0b 100644
--- a/app/models/champs/multiple_drop_down_list_champ.rb
+++ b/app/models/champs/multiple_drop_down_list_champ.rb
@@ -23,6 +23,8 @@
 class Champs::MultipleDropDownListChamp < Champ
   before_save :format_before_save
 
+  validate :values_are_in_options, if: -> { value.present? }
+
   def options?
     drop_down_list_options?
   end
@@ -90,4 +92,12 @@ class Champs::MultipleDropDownListChamp < Champ
       end
     end
   end
+
+  def values_are_in_options
+    json = selected_options.reject(&:blank?)
+    return if json.empty?
+    return if (json - enabled_non_empty_options).empty?
+
+    errors.add(:value, :not_in_options)
+  end
 end
diff --git a/app/models/concerns/tags_substitution_concern.rb b/app/models/concerns/tags_substitution_concern.rb
index 972882f5b..86f5f1100 100644
--- a/app/models/concerns/tags_substitution_concern.rb
+++ b/app/models/concerns/tags_substitution_concern.rb
@@ -270,12 +270,12 @@ module TagsSubstitutionConcern
   end
 
   def champ_public_tags(dossier: nil)
-    types_de_champ = (dossier || procedure.active_revision).types_de_champ_public.not_condition
+    types_de_champ = (dossier || procedure.active_revision).types_de_champ_public.filter { !_1.condition? }
     types_de_champ_tags(types_de_champ, Dossier::SOUMIS)
   end
 
   def champ_private_tags(dossier: nil)
-    types_de_champ = (dossier || procedure.active_revision).types_de_champ_private.not_condition
+    types_de_champ = (dossier || procedure.active_revision).types_de_champ_private.filter { !_1.condition? }
     types_de_champ_tags(types_de_champ, Dossier::INSTRUCTION_COMMENCEE)
   end
 
diff --git a/app/models/prefill_params.rb b/app/models/prefill_params.rb
index f0841039a..4af3e8532 100644
--- a/app/models/prefill_params.rb
+++ b/app/models/prefill_params.rb
@@ -42,6 +42,7 @@ class PrefillParams
       TypeDeChamp.type_champs.fetch(:pays),
       TypeDeChamp.type_champs.fetch(:regions),
       TypeDeChamp.type_champs.fetch(:departements),
+      TypeDeChamp.type_champs.fetch(:multiple_drop_down_list),
       TypeDeChamp.type_champs.fetch(:epci)
     ]
 
diff --git a/app/models/procedure.rb b/app/models/procedure.rb
index b6ef52750..8e8515bd6 100644
--- a/app/models/procedure.rb
+++ b/app/models/procedure.rb
@@ -173,12 +173,15 @@ class Procedure < ApplicationRecord
     types_de_champ_for_tags.private_only
   end
 
-  def revision_ids_with_pending_dossiers
-    dossiers
-      .where.not(revision_id: [draft_revision_id, published_revision_id].compact)
-      .state_en_construction_ou_instruction
-      .distinct(:revision_id)
-      .pluck(:revision_id)
+  def revisions_with_pending_dossiers
+    @revisions_with_pending_dossiers ||= begin
+      ids = dossiers
+        .where.not(revision_id: [draft_revision_id, published_revision_id].compact)
+        .state_en_construction_ou_instruction
+        .distinct(:revision_id)
+        .pluck(:revision_id)
+      ProcedureRevision.includes(revision_types_de_champ: [:type_de_champ]).where(id: ids)
+    end
   end
 
   has_many :administrateurs_procedures, dependent: :delete_all
diff --git a/app/models/procedure_revision.rb b/app/models/procedure_revision.rb
index 7e94d0595..ff3e587b5 100644
--- a/app/models/procedure_revision.rb
+++ b/app/models/procedure_revision.rb
@@ -132,7 +132,7 @@ class ProcedureRevision < ApplicationRecord
   end
 
   def draft?
-    procedure.draft_revision == self
+    procedure.draft_revision_id == id
   end
 
   def locked?
@@ -172,11 +172,22 @@ class ProcedureRevision < ApplicationRecord
   end
 
   def children_of(tdc)
-    parent_coordinate_id = revision_types_de_champ.where(type_de_champ: tdc).select(:id)
+    if revision_types_de_champ.loaded?
+      parent_coordinate_id = revision_types_de_champ
+        .filter { _1.type_de_champ_id == tdc.id }
+        .map(&:id)
 
-    types_de_champ
-      .where(procedure_revision_types_de_champ: { parent_id: parent_coordinate_id })
-      .order("procedure_revision_types_de_champ.position")
+      revision_types_de_champ
+        .filter { _1.parent_id.in?(parent_coordinate_id) }
+        .sort_by(&:position)
+        .map(&:type_de_champ)
+    else
+      parent_coordinate_id = revision_types_de_champ.where(type_de_champ: tdc).select(:id)
+
+      types_de_champ
+        .where(procedure_revision_types_de_champ: { parent_id: parent_coordinate_id })
+        .order("procedure_revision_types_de_champ.position")
+    end
   end
 
   def remove_children_of(tdc)
@@ -380,7 +391,7 @@ class ProcedureRevision < ApplicationRecord
 
     public_tdcs
       .map.with_index
-      .filter_map { |tdc, i| tdc.condition.present? ? [tdc, i] : nil }
+      .filter_map { |tdc, i| tdc.condition? ? [tdc, i] : nil }
       .map { |tdc, i| [tdc, tdc.condition.errors(public_tdcs.take(i))] }
       .filter { |_tdc, errors| errors.present? }
       .each { |tdc, message| errors.add(:condition, message, type_de_champ: tdc) }
diff --git a/app/models/type_de_champ.rb b/app/models/type_de_champ.rb
index 0d9692fdc..354711ef2 100644
--- a/app/models/type_de_champ.rb
+++ b/app/models/type_de_champ.rb
@@ -262,13 +262,14 @@ class TypeDeChamp < ApplicationRecord
       TypeDeChamp.type_champs.fetch(:iban),
       TypeDeChamp.type_champs.fetch(:civilite),
       TypeDeChamp.type_champs.fetch(:pays),
+      TypeDeChamp.type_champs.fetch(:regions),
       TypeDeChamp.type_champs.fetch(:date),
       TypeDeChamp.type_champs.fetch(:datetime),
       TypeDeChamp.type_champs.fetch(:yes_no),
       TypeDeChamp.type_champs.fetch(:checkbox),
       TypeDeChamp.type_champs.fetch(:drop_down_list),
-      TypeDeChamp.type_champs.fetch(:regions),
       TypeDeChamp.type_champs.fetch(:departements),
+      TypeDeChamp.type_champs.fetch(:multiple_drop_down_list),
       TypeDeChamp.type_champs.fetch(:epci)
     ])
   end
diff --git a/app/models/types_de_champ/prefill_multiple_drop_down_list_type_de_champ.rb b/app/models/types_de_champ/prefill_multiple_drop_down_list_type_de_champ.rb
new file mode 100644
index 000000000..11992f53d
--- /dev/null
+++ b/app/models/types_de_champ/prefill_multiple_drop_down_list_type_de_champ.rb
@@ -0,0 +1,8 @@
+class TypesDeChamp::PrefillMultipleDropDownListTypeDeChamp < TypesDeChamp::PrefillDropDownListTypeDeChamp
+  def example_value
+    return nil if possible_values.empty?
+    return possible_values.first if possible_values.one?
+
+    [possible_values.first, possible_values.second]
+  end
+end
diff --git a/app/models/types_de_champ/prefill_type_de_champ.rb b/app/models/types_de_champ/prefill_type_de_champ.rb
index a385ea653..1dc57e46f 100644
--- a/app/models/types_de_champ/prefill_type_de_champ.rb
+++ b/app/models/types_de_champ/prefill_type_de_champ.rb
@@ -5,6 +5,8 @@ class TypesDeChamp::PrefillTypeDeChamp < SimpleDelegator
     case type_de_champ.type_champ
     when TypeDeChamp.type_champs.fetch(:drop_down_list)
       TypesDeChamp::PrefillDropDownListTypeDeChamp.new(type_de_champ)
+    when TypeDeChamp.type_champs.fetch(:multiple_drop_down_list)
+      TypesDeChamp::PrefillMultipleDropDownListTypeDeChamp.new(type_de_champ)
     when TypeDeChamp.type_champs.fetch(:pays)
       TypesDeChamp::PrefillPaysTypeDeChamp.new(type_de_champ)
     when TypeDeChamp.type_champs.fetch(:regions)
diff --git a/app/validators/tags_validator.rb b/app/validators/tags_validator.rb
index b8f3520aa..4b55c5cf9 100644
--- a/app/validators/tags_validator.rb
+++ b/app/validators/tags_validator.rb
@@ -7,18 +7,18 @@ class TagsValidator < ActiveModel::EachValidator
       tag if stable_id.nil?
     end
 
-    invalid_for_draft_revision = invalid_tags_for_revision(record, attribute, tags, procedure.draft_revision_id)
+    invalid_for_draft_revision = invalid_tags_for_revision(record, attribute, tags, procedure.draft_revision)
 
     invalid_for_published_revision = if procedure.published_revision_id.present?
-      invalid_tags_for_revision(record, attribute, tags, procedure.published_revision_id)
+      invalid_tags_for_revision(record, attribute, tags, procedure.published_revision)
     else
       []
     end
 
     invalid_for_previous_revision = procedure
-      .revision_ids_with_pending_dossiers
-      .flat_map do |revision_id|
-        invalid_tags_for_revision(record, attribute, tags, revision_id)
+      .revisions_with_pending_dossiers
+      .flat_map do |revision|
+        invalid_tags_for_revision(record, attribute, tags, revision)
       end.uniq
 
     # champ is added in draft revision but not yet published
@@ -48,12 +48,12 @@ class TagsValidator < ActiveModel::EachValidator
     end
   end
 
-  def invalid_tags_for_revision(record, attribute, tags, revision_id)
-    revision_stable_ids = TypeDeChamp
-      .joins(:revision_types_de_champ)
-      .where(procedure_revision_types_de_champ: { revision_id: revision_id, parent_id: nil })
-      .distinct(:stable_id)
-      .pluck(:stable_id)
+  def invalid_tags_for_revision(record, attribute, tags, revision)
+    revision_stable_ids = revision
+      .revision_types_de_champ
+      .filter { !_1.child? }
+      .map(&:stable_id)
+      .uniq
 
     tags.filter_map do |(tag, stable_id)|
       if stable_id.present? && !stable_id.in?(revision_stable_ids)
diff --git a/app/views/administrateurs/activate/new.html.haml b/app/views/administrateurs/activate/new.html.haml
index 5d17e6aa8..b826ddffe 100644
--- a/app/views/administrateurs/activate/new.html.haml
+++ b/app/views/administrateurs/activate/new.html.haml
@@ -1,21 +1,26 @@
-- content_for(:title, "Choix du mot de passe")
+- content_for(:title, t('.title'))
 
 - content_for :footer do
   = render partial: "root/footer"
 
-.container.devise-container
-  .one-column-centered
-    = form_for @administrateur, url: { controller: 'administrateurs/activate', action: :create }, html: { class: "form" } do |f|
-      %br
-      %h1
-        Choix du mot de passe
+.fr-container.fr-my-5w
+  .fr-grid-row.fr-grid-row--center
+    .fr-col-lg-6
+      = form_for @administrateur, url: { controller: 'administrateurs/activate', action: :create } do |f|
+        = f.hidden_field :reset_password_token, value: @token
 
-      = f.hidden_field :reset_password_token, value: @token
-      = f.label :email, "Email"
-      = f.text_field :email, disabled: true
+        %fieldset.fr-mb-0.fr-fieldset{ aria: { labelledby: 'edit-password-legend' } }
+          %legend.fr-fieldset__legend#edit-password-legend
+            %h1.fr-h2= t('.title')
 
-      = f.label :password do
-        Mot de passe
-      = render 'password_complexity/field', { form: f, test_complexity: true }
+          .fr-fieldset__element
+            = render Dsfr::InputComponent.new(form: f, attribute: :email, opts: { disabled: true })
 
-      = f.submit 'Continuer', class: 'button large primary expand', id: "submit-password", data: { disable_with: "Envoi..." }
+          .fr-fieldset__element
+            = render Dsfr::InputComponent.new(form: f, attribute: :password, input_type: :password_field,
+              opts: { autofocus: 'true', autocomplete: 'new-password', data: { controller: 'turbo-input', turbo_input_url_value: show_password_complexity_path }})
+
+            #password_complexity
+              = render PasswordComplexityComponent.new
+
+        = f.submit t('.continue'), id: 'submit-password', class: "fr-btn fr-btn--lg fr-mt-2w", data: { disable_with: t('views.users.passwords.edit.submit_loading') }
diff --git a/app/views/devise/_password_rules.html.haml b/app/views/devise/_password_rules.html.haml
new file mode 100644
index 000000000..2d4083d2f
--- /dev/null
+++ b/app/views/devise/_password_rules.html.haml
@@ -0,0 +1,3 @@
+.fr-messages-group{ "aria-live" => "off", id: id }
+  %p.fr-message= t('views.registrations.new.password_message')
+  %p.fr-message.fr-message--info= t('views.registrations.new.password_placeholder', min_length: PASSWORD_MIN_LENGTH)
diff --git a/app/views/devise/passwords/edit.html.haml b/app/views/devise/passwords/edit.html.haml
index 46d33dd55..62103f214 100644
--- a/app/views/devise/passwords/edit.html.haml
+++ b/app/views/devise/passwords/edit.html.haml
@@ -3,20 +3,31 @@
 - content_for :footer do
   = render partial: 'root/footer'
 
-.container.devise-container
-  .one-column-centered
-    = devise_error_messages!
+.fr-container.fr-my-5w
+  .fr-grid-row.fr-grid-row--center
+    .fr-col-lg-6
+      = devise_error_messages!
 
-    = form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :patch, class: 'form' }) do |f|
+      = form_for(resource, as: resource_name, url: password_path(resource_name), html: { method: :patch, class: '' }) do |f|
+        = f.hidden_field :reset_password_token
 
-      %h1 Changement de mot de passe
 
-      = f.hidden_field :reset_password_token
+        %fieldset.fr-mb-0.fr-fieldset{ aria: { labelledby: 'edit-password-legend' } }
+          %legend.fr-fieldset__legend#edit-password-legend
+            %h1.fr-h2= I18n.t('views.users.passwords.edit.subtitle')
 
-      = f.label 'Nouveau mot de passe'
-      = render 'password_complexity/field', { form: f, test_complexity: populated_resource.validate_password_complexity? }
+          .fr-fieldset__element
+            = render Dsfr::InputComponent.new(form: f, attribute: :password, input_type: :password_field,
+              opts: { autofocus: 'true', autocomplete: 'new-password', minlength: PASSWORD_MIN_LENGTH, data: { controller: populated_resource.validate_password_complexity? ? 'turbo-input' : false, turbo_input_url_value: show_password_complexity_path }}) do |c|
+              - c.describedby do
+                - if populated_resource.validate_password_complexity?
+                  %div{ id: c.describedby_id }
+                    #password_complexity
+                      = render PasswordComplexityComponent.new
+                - else
+                  = render partial: "devise/password_rules", locals: { id: c.describedby_id }
 
-      = f.label 'Confirmez le nouveau mot de passe'
-      = f.password_field :password_confirmation, autocomplete: 'off'
+          .fr-fieldset__element
+            = render Dsfr::InputComponent.new(form: f, attribute: :password_confirmation, input_type: :password_field, opts: { autocomplete: 'new-password' })
 
-      = f.submit 'Changer le mot de passe', class: 'button large primary expand', id: "submit-password", data: { disable_with: "Envoi…" }
+        = f.submit t('views.users.passwords.edit.submit'), id: 'submit-password', class: "fr-btn fr-btn--lg fr-mt-2w", data: { disable_with: t('views.users.passwords.edit.submit_loading') }
diff --git a/app/views/groupe_instructeur_mailer/notify_group_when_instructeurs_removed.html.haml b/app/views/groupe_instructeur_mailer/notify_group_when_instructeurs_removed.html.haml
new file mode 100644
index 000000000..50ba415ef
--- /dev/null
+++ b/app/views/groupe_instructeur_mailer/notify_group_when_instructeurs_removed.html.haml
@@ -0,0 +1,11 @@
+%p
+  Bonjour,
+
+%p
+  = t('administrateurs.groupe_instructeurs.notify_group_when_instructeurs_removed.email_body', count: @removed_instructeur_emails.size, emails: @removed_instructeur_emails.join(', '), groupe: @group.label, email: @current_instructeur_email, procedure: @group.procedure.libelle)
+
+%p
+  Cliquez sur le lien ci-dessous pour voir la liste des instructeurs de ce groupe :
+  = link_to(@group.label, admin_procedure_groupe_instructeur_url(@group.procedure, @group))
+
+= render partial: "layouts/mailers/signature"
diff --git a/app/views/groupe_instructeur_mailer/notify_removed_instructeur.html.haml b/app/views/groupe_instructeur_mailer/notify_removed_instructeur.html.haml
new file mode 100644
index 000000000..e093dadcd
--- /dev/null
+++ b/app/views/groupe_instructeur_mailer/notify_removed_instructeur.html.haml
@@ -0,0 +1,8 @@
+%p
+  Bonjour,
+
+%p
+  - assignment_state = @still_assigned_to_procedure ? 'assigned' : 'unassigned'
+  = t("administrateurs.groupe_instructeurs.notify_removed_instructeur.#{assignment_state}.email_body", groupe: @group.label, email: @current_instructeur_email, procedure: @group.procedure.libelle)
+
+= render partial: "layouts/mailers/signature"
diff --git a/app/views/groupe_instructeur_mailer/remove_instructeur.html.haml b/app/views/groupe_instructeur_mailer/remove_instructeur.html.haml
deleted file mode 100644
index 9e7770919..000000000
--- a/app/views/groupe_instructeur_mailer/remove_instructeur.html.haml
+++ /dev/null
@@ -1,11 +0,0 @@
-%p
-  Bonjour,
-
-%p
-  = t('administrateurs.groupe_instructeurs.remove_instructeur.email_body', count: 1, emails: @email, groupe: @group.label, email: @current_instructeur_email, procedure: @group.procedure.libelle)
-
-%p
-  Cliquez sur le lien ci-dessous pour voir la liste des instructeurs de ce groupe :
-  = link_to(@group.label, admin_procedure_groupe_instructeur_url(@group.procedure, @group))
-
-= render partial: "layouts/mailers/signature"
diff --git a/app/views/groupe_instructeur_mailer/remove_instructeurs.html.haml b/app/views/groupe_instructeur_mailer/remove_instructeurs.html.haml
deleted file mode 100644
index d5a73e165..000000000
--- a/app/views/groupe_instructeur_mailer/remove_instructeurs.html.haml
+++ /dev/null
@@ -1,11 +0,0 @@
-%p
-  Bonjour,
-
-%p
-  = t('administrateurs.groupe_instructeurs.remove_instructeur.email_body', count: @removed_instructeur_emails.size, emails: @removed_instructeur_emails.join(', '), groupe: @group.label, email: @current_instructeur_email, procedure: @group.procedure.libelle)
-
-%p
-  Cliquez sur le lien ci-dessous pour voir la liste des instructeurs de ce groupe :
-  = link_to(@group.label, admin_procedure_groupe_instructeur_url(@group.procedure, @group))
-
-= render partial: "layouts/mailers/signature"
diff --git a/app/views/password_complexity/_bar.html.haml b/app/views/password_complexity/_bar.html.haml
deleted file mode 100644
index a9b8c8262..000000000
--- a/app/views/password_complexity/_bar.html.haml
+++ /dev/null
@@ -1 +0,0 @@
-#complexity-bar.password-complexity{ class: "complexity-#{@length < @min_length ? @score/2 : @score}" }
diff --git a/app/views/password_complexity/_field.html.haml b/app/views/password_complexity/_field.html.haml
deleted file mode 100644
index 2e031f574..000000000
--- a/app/views/password_complexity/_field.html.haml
+++ /dev/null
@@ -1,9 +0,0 @@
-= form.password_field :password, autofocus: true, autocomplete: 'off', placeholder: 'Mot de passe', data: { controller: test_complexity ? 'turbo-input' : false, turbo_input_url_value: show_password_complexity_path }
-
-- if test_complexity
-  #complexity-bar.password-complexity
-
-  .explication
-    #complexity-label{ style: 'font-weight: bold' }
-      Inscrivez un mot de passe.
-    Une courte phrase avec ponctuation peut être un mot de passe très sécurisé.
diff --git a/app/views/password_complexity/_label.html.haml b/app/views/password_complexity/_label.html.haml
deleted file mode 100644
index 2e9bda1d0..000000000
--- a/app/views/password_complexity/_label.html.haml
+++ /dev/null
@@ -1,16 +0,0 @@
-#complexity-label{ style: 'font-weight: bold' }
-  - if @length > 0
-    - if @length < @min_length
-      Le mot de passe doit faire au moins #{@min_length} caractères.
-    - else
-      - case @score
-        - when 0..1
-          Mot de passe très vulnérable.
-        - when 2...@min_complexity
-          Mot de passe vulnérable.
-        - when @min_complexity...4
-          Mot de passe acceptable. Vous pouvez valider...<br> ou améliorer votre mot de passe.
-        - else
-          Félicitations ! Mot de passe suffisamment fort et sécurisé.
-  - else
-    Inscrivez un mot de passe.
diff --git a/app/views/password_complexity/show.turbo_stream.haml b/app/views/password_complexity/show.turbo_stream.haml
index 3fd3648f6..461ad5b12 100644
--- a/app/views/password_complexity/show.turbo_stream.haml
+++ b/app/views/password_complexity/show.turbo_stream.haml
@@ -1,5 +1,6 @@
-= turbo_stream.replace 'complexity-label', partial: 'label'
-= turbo_stream.replace 'complexity-bar', partial: 'bar'
+= turbo_stream.update 'password_complexity' do
+  = render PasswordComplexityComponent.new(length: @length, min_length: @min_length, score: @score, min_complexity: @min_complexity)
+
 - if @score < @min_complexity || @length < @min_length
   = turbo_stream.disable 'submit-password'
 - else
diff --git a/app/views/shared/_procedure_description.html.haml b/app/views/shared/_procedure_description.html.haml
index e10d4607f..6500210d7 100644
--- a/app/views/shared/_procedure_description.html.haml
+++ b/app/views/shared/_procedure_description.html.haml
@@ -22,6 +22,6 @@
     %p Vous pouvez déposer vos dossiers jusqu’au #{procedure_auto_archive_datetime(procedure)}.
 
 .procedure-description
-  .procedure-description-body.read-more-enabled.read-more-collapsed
+  .procedure-description-body.read-more-enabled.read-more-collapsed{ tabindex: "0", role: "region", "aria-label": t('views.users.dossiers.identite.description') }
     = h string_to_html(procedure.description, allow_a: true)
   = button_tag "Afficher la description complète", class: 'button read-more-button'
diff --git a/app/views/users/registrations/new.html.haml b/app/views/users/registrations/new.html.haml
index feb6e0870..e86419ad2 100644
--- a/app/views/users/registrations/new.html.haml
+++ b/app/views/users/registrations/new.html.haml
@@ -18,10 +18,8 @@
       .fr-fieldset__element= render Dsfr::InputComponent.new(form: f, attribute: :email, input_type: :email_field, opts: { autocomplete: 'email', autofocus: true })
 
       .fr-fieldset__element
-        = render Dsfr::InputComponent.new(form: f, attribute: :password, input_type: :password_field, opts: { autocomplete: 'new-password', min_length: PASSWORD_MIN_LENGTH }) do |c|
+        = render Dsfr::InputComponent.new(form: f, attribute: :password, input_type: :password_field, opts: { autocomplete: 'new-password', minlength: PASSWORD_MIN_LENGTH }) do |c|
           - c.describedby do
-            #password-input-messages.fr-messages-group{ "aria-live" => "off" }
-              %p#password-input-message.fr-message= t('views.registrations.new.password_message')
-              %p#password-input-message-info.fr-message.fr-message--info= t('views.registrations.new.password_placeholder', min_length: PASSWORD_MIN_LENGTH)
+            = render partial: "devise/password_rules", locals: { id: c.describedby_id }
 
     = f.submit t('views.shared.account.create'), class: "fr-btn fr-btn--lg"
diff --git a/config/locales/en.yml b/config/locales/en.yml
index fad29d059..6410dadb8 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -265,6 +265,7 @@ en:
           identity_data: Identity data
           all_required: All fields are required.
           civility: Civility
+          description: Description of the procedure
           first_name: First Name
           last_name: Last Name
           birthdate: Date de naissance
@@ -350,6 +351,10 @@ en:
           connect_with_agent_connect: Visit our dedicated page
           subtitle: "Sign in with my account"
       passwords:
+        edit:
+          subtitle: Change password
+          submit: Change password
+          submit_loading: Sending…
         reset_link_sent:
           got_it: Got it!
           open_your_mailbox: Now open your mailbox.
@@ -471,6 +476,10 @@ en:
           attributes:
             value:
               not_in_options: "must be in the given options"
+        "champs/multiple_drop_down_list_champ":
+          attributes:
+            value:
+              not_in_options: "must be in the given options"
         "champs/region_champ":
           attributes:
             value:
@@ -571,6 +580,11 @@ en:
     deleted:
       one: Deleted
       other: Deleted
+  administrateurs:
+    activate:
+      new:
+        title: Pick a password
+        continue: Continue
   users:
     dossiers:
       test_procedure: "This file is submitted on a test procedure. Any modification of the procedure by the administrator (addition of a field, publication of the procedure, etc.) will result in the removal of the file."
diff --git a/config/locales/fr.yml b/config/locales/fr.yml
index b1492cc79..70c52acfc 100644
--- a/config/locales/fr.yml
+++ b/config/locales/fr.yml
@@ -261,6 +261,7 @@ fr:
           identity_data: Données d’identité
           all_required: Tous les champs sont obligatoires.
           civility: Civilité
+          description: Description de la démarche
           first_name: Prénom
           last_name: Nom
           birthdate: Date de naissance
@@ -346,6 +347,10 @@ fr:
           connect_with_agent_connect: Accédez à notre page dédiée
           subtitle: "Se connecter avec son compte"
       passwords:
+        edit:
+          subtitle: Changement de mot de passe
+          submit: Changer le mot de passe
+          submit_loading: Envoi…
         reset_link_sent:
           email_sent_html: "Nous vous avons envoyé un email à l’adresse <strong>%{email}</strong>."
           click_link_to_reset_password: "Cliquez sur le lien contenu dans l’email pour changer votre mot de passe."
@@ -466,6 +471,10 @@ fr:
           attributes:
             value:
               not_in_options: "doit être dans les options proposées"
+        "champs/multiple_drop_down_list_champ":
+          attributes:
+            value:
+              not_in_options: "doit être dans les options proposées"
         "champs/region_champ":
           attributes:
             value:
@@ -620,6 +629,10 @@ fr:
         to_follow: à suivre
         total: dossiers
   administrateurs:
+    activate:
+      new:
+        title: Choix du mot de passe
+        continue: Continuer
     index:
       restored: La démarche %{procedure_id} a été restaurée
     dropdown_actions:
diff --git a/config/locales/views/administrateurs/groupe_instructeurs/en.yml b/config/locales/views/administrateurs/groupe_instructeurs/en.yml
index 208cd053f..49b54a6db 100644
--- a/config/locales/views/administrateurs/groupe_instructeurs/en.yml
+++ b/config/locales/views/administrateurs/groupe_instructeurs/en.yml
@@ -19,10 +19,15 @@ en:
         email_body:
           one: "The instructor %{emails} was assigned to the group « %{groupe} » by « %{email} », in charge of procedure « %{procedure} »."
           other: "The instructors %{emails} were assigned to the group « %{groupe} » by « %{email} », in charge of procedure « %{procedure} »."
-      remove_instructeur:
+      notify_group_when_instructeurs_removed:
         email_body:
           one: "The instructor %{emails} was removed from the group « %{groupe} » by « %{email} », in charge of procedure « %{procedure} »."
           other: "The instructors %{emails} were removed from the group « %{groupe} » by « %{email} », in charge of procedure « %{procedure} »."
+      notify_removed_instructeur:
+        unassigned:
+          email_body: "You were unassigned from the procedure « %{procedure} » by « %{email} »."
+        assigned:
+          email_body: "You were removed from the group « %{groupe} » by « %{email} », in charge of procedure « %{procedure} »."
       reaffecter_dossiers:
         existing_groupe:
           one: "%{count} group exist"
diff --git a/config/locales/views/administrateurs/groupe_instructeurs/fr.yml b/config/locales/views/administrateurs/groupe_instructeurs/fr.yml
index dc26ca649..7ebd44c7d 100644
--- a/config/locales/views/administrateurs/groupe_instructeurs/fr.yml
+++ b/config/locales/views/administrateurs/groupe_instructeurs/fr.yml
@@ -25,10 +25,15 @@ fr:
         email_body:
           one: "L’instructeur %{emails} a été affecté au groupe « %{groupe} » par « %{email} », en charge de la démarche « %{procedure} »."
           other: "Les instructeurs %{emails} ont été affectés au groupe « %{groupe} » par « %{email} », en charge de la démarche « %{procedure} »."
-      remove_instructeur:
+      notify_group_when_instructeurs_removed:
         email_body:
           one: "L’instructeur %{emails} a été retiré du groupe « %{groupe} » par « %{email} », en charge de la démarche « %{procedure} »."
           other: "Les instructeurs %{emails} ont été retirés du groupe « %{groupe} » par « %{email} », en charge de la démarche « %{procedure} »."
+      notify_removed_instructeur:
+        assigned:
+          email_body: "Vous avez été retiré du groupe « %{groupe} » par « %{email} », en charge de la démarche « %{procedure} »."
+        unassigned:
+          email_body: "Vous avez été désaffecté de la démarche « %{procedure} » par « %{email} »."
       reaffecter_dossiers:
         existing_groupe:
           one: "%{count} groupe existe"
diff --git a/db/migrate/20230216130722_fix_active_storage_attachment_missing_fk_on_blob_id.rb b/db/migrate/20230216130722_fix_active_storage_attachment_missing_fk_on_blob_id.rb
new file mode 100644
index 000000000..51b697797
--- /dev/null
+++ b/db/migrate/20230216130722_fix_active_storage_attachment_missing_fk_on_blob_id.rb
@@ -0,0 +1,5 @@
+class FixActiveStorageAttachmentMissingFkOnBlobId < ActiveRecord::Migration[6.1]
+  def change
+    add_foreign_key :active_storage_attachments, :active_storage_blobs, column: :blob_id, validate: false
+  end
+end
diff --git a/lib/tasks/deployment/20230216135218_reclean_attachments.rake b/lib/tasks/deployment/20230216135218_reclean_attachments.rake
new file mode 100644
index 000000000..cfc5eb52f
--- /dev/null
+++ b/lib/tasks/deployment/20230216135218_reclean_attachments.rake
@@ -0,0 +1,21 @@
+namespace :after_party do
+  desc 'Deployment task: reclean_attachments'
+  task reclean_attachments: :environment do
+    puts "Running deploy task 'reclean_attachments'"
+
+    invalid_attachments = ActiveStorage::Attachment.where.missing(:blob)
+    invalid_attachments_count = invalid_attachments.size
+
+    if invalid_attachments.any?
+      invalid_attachments.destroy_all
+      puts "#{invalid_attachments_count} with blob that doesn't exist have been destroyed"
+    else
+      puts "No attachments with blob that doesn't exist found"
+    end
+
+    # Update task as completed.  If you remove the line below, the task will
+    # run with every deploy (or every time you call after_party:run).
+    AfterParty::TaskRecord
+      .create version: AfterParty::TaskRecorder.new(__FILE__).timestamp
+  end
+end
diff --git a/spec/controllers/administrateurs/groupe_instructeurs_controller_spec.rb b/spec/controllers/administrateurs/groupe_instructeurs_controller_spec.rb
index 90e3a193f..384a24756 100644
--- a/spec/controllers/administrateurs/groupe_instructeurs_controller_spec.rb
+++ b/spec/controllers/administrateurs/groupe_instructeurs_controller_spec.rb
@@ -320,11 +320,22 @@ describe Administrateurs::GroupeInstructeursController, type: :controller do
     end
 
     context 'when there are many instructeurs' do
-      before { remove_instructeur(admin.instructeur) }
+      before do
+        allow(GroupeInstructeurMailer).to receive(:notify_removed_instructeur)
+          .and_return(double(deliver_later: true))
+        remove_instructeur(admin.instructeur)
+      end
 
       it { expect(gi_1_1.instructeurs).to include(instructeur) }
       it { expect(gi_1_1.reload.instructeurs.count).to eq(1) }
       it { expect(response).to redirect_to(admin_procedure_groupe_instructeur_path(procedure, gi_1_1)) }
+      it "calls GroupeInstructeurMailer with the right groupe and instructeur" do
+        expect(GroupeInstructeurMailer).to have_received(:notify_removed_instructeur).with(
+          gi_1_1,
+          admin.instructeur,
+          admin.email
+        )
+      end
     end
 
     context 'when there is only one instructeur' do
diff --git a/spec/controllers/instructeurs/dossiers_controller_spec.rb b/spec/controllers/instructeurs/dossiers_controller_spec.rb
index 990b3a29c..b6e1af036 100644
--- a/spec/controllers/instructeurs/dossiers_controller_spec.rb
+++ b/spec/controllers/instructeurs/dossiers_controller_spec.rb
@@ -792,7 +792,7 @@ describe Instructeurs::DossiersController, type: :controller do
             champs_private_attributes: {
               '0': {
                 id: champ_multiple_drop_down_list.id,
-                value: ['', 'un', 'deux']
+                value: ['', 'val1', 'val2']
               },
               '1': {
                 id: champ_datetime.id,
@@ -813,7 +813,7 @@ describe Instructeurs::DossiersController, type: :controller do
       end
 
       it {
-        expect(champ_multiple_drop_down_list.value).to eq('["un", "deux"]')
+        expect(champ_multiple_drop_down_list.value).to eq('["val1", "val2"]')
         expect(champ_linked_drop_down_list.primary_value).to eq('primary')
         expect(champ_linked_drop_down_list.secondary_value).to eq('secondary')
         expect(champ_datetime.value).to eq('2019-12-21T13:17:00+01:00')
@@ -839,7 +839,7 @@ describe Instructeurs::DossiersController, type: :controller do
             champs_public_attributes: {
               '0': {
                 id: champ_multiple_drop_down_list.id,
-                value: ['', 'un', 'deux']
+                value: ['', 'val1', 'val2']
               }
             }
           }
diff --git a/spec/controllers/password_complexity_controller_spec.rb b/spec/controllers/password_complexity_controller_spec.rb
index b04985806..6d03cab40 100644
--- a/spec/controllers/password_complexity_controller_spec.rb
+++ b/spec/controllers/password_complexity_controller_spec.rb
@@ -27,8 +27,7 @@ describe PasswordComplexityController, type: :controller do
 
       it 'renders Javascript that updates the password complexity meter' do
         subject
-        expect(response.body).to include('complexity-label')
-        expect(response.body).to include('complexity-bar')
+        expect(response.body).to include('Mot de passe vulnérable')
       end
     end
   end
diff --git a/spec/factories/champ.rb b/spec/factories/champ.rb
index 253247a8e..d1f4448f8 100644
--- a/spec/factories/champ.rb
+++ b/spec/factories/champ.rb
@@ -97,7 +97,7 @@ FactoryBot.define do
 
     factory :champ_multiple_drop_down_list, class: 'Champs::MultipleDropDownListChamp' do
       type_de_champ { association :type_de_champ_multiple_drop_down_list, procedure: dossier.procedure }
-      value { '["choix 1", "choix 2"]' }
+      value { '["val1", "val2"]' }
     end
 
     factory :champ_linked_drop_down_list, class: 'Champs::LinkedDropDownListChamp' do
diff --git a/spec/mailers/groupe_instructeur_mailer_spec.rb b/spec/mailers/groupe_instructeur_mailer_spec.rb
index 9157f03ef..6cf1ed75e 100644
--- a/spec/mailers/groupe_instructeur_mailer_spec.rb
+++ b/spec/mailers/groupe_instructeur_mailer_spec.rb
@@ -1,5 +1,5 @@
 RSpec.describe GroupeInstructeurMailer, type: :mailer do
-  describe '#remove_instructeurs' do
+  describe '#notify_group_when_instructeurs_removed' do
     let(:groupe_instructeur) do
       gi = GroupeInstructeur.create(label: 'gi1', procedure: create(:procedure))
       gi.instructeurs << create(:instructeur, email: 'int1@g')
@@ -7,15 +7,53 @@ RSpec.describe GroupeInstructeurMailer, type: :mailer do
       gi.instructeurs << instructeurs_to_remove
       gi
     end
-    let(:instructeur_1) { create(:instructeur, email: 'int3@g') }
-    let(:instructeur_2) { create(:instructeur, email: 'int4@g') }
+    let(:instructeur_3) { create(:instructeur, email: 'int3@g') }
+    let(:instructeur_4) { create(:instructeur, email: 'int4@g') }
 
-    let(:instructeurs_to_remove) { [instructeur_1, instructeur_2] }
+    let(:instructeurs_to_remove) { [instructeur_3, instructeur_4] }
     let(:current_instructeur_email) { 'toto@email.com' }
 
-    subject { described_class.remove_instructeurs(groupe_instructeur, instructeurs_to_remove, current_instructeur_email) }
+    subject { described_class.notify_group_when_instructeurs_removed(groupe_instructeur, instructeurs_to_remove, current_instructeur_email) }
+
+    before { instructeurs_to_remove.each { groupe_instructeur.remove(_1) } }
 
     it { expect(subject.body).to include('Les instructeurs int3@g, int4@g ont été retirés du groupe') }
-    it { expect(subject.bcc).to match_array(['int1@g', 'int2@g', 'int3@g', 'int4@g']) }
+    it { expect(subject.bcc).to match_array(['int1@g', 'int2@g']) }
+  end
+
+  describe '#notify_removed_instructeur' do
+    let(:procedure) { create(:procedure) }
+    let(:groupe_instructeur) do
+      gi = GroupeInstructeur.create(label: 'gi1', procedure: procedure)
+      gi.instructeurs << create(:instructeur, email: 'int1@g')
+      gi.instructeurs << create(:instructeur, email: 'int2@g')
+      gi.instructeurs << instructeur_to_remove
+      gi
+    end
+    let(:instructeur_to_remove) { create(:instructeur, email: 'int3@g') }
+
+    let(:current_instructeur_email) { 'toto@email.com' }
+
+    subject { described_class.notify_removed_instructeur(groupe_instructeur, instructeur_to_remove, current_instructeur_email) }
+
+    before { groupe_instructeur.remove(instructeur_to_remove) }
+
+    context 'when instructeur is fully removed form procedure' do
+      it { expect(subject.body).to include('Vous avez été désaffecté de la démarche') }
+      it { expect(subject.to).to include('int3@g') }
+      it { expect(subject.to).not_to include('int1@g', 'int2@g') }
+    end
+
+    context 'when instructeur is removed from one group but still affected to procedure' do
+      let!(:groupe_instructeur_2) do
+        gi2 = GroupeInstructeur.create(label: 'gi2', procedure: procedure)
+        gi2.instructeurs << instructeur_to_remove
+        gi2
+      end
+
+      it { expect(subject.body).to include('Vous avez été retiré du groupe « gi1 » par « toto@email.com »') }
+      it { expect(subject.to).to include('int3@g') }
+      it { expect(subject.to).not_to include('int1@g', 'int2@g') }
+    end
   end
 end
diff --git a/spec/mailers/previews/groupe_instructeur_mailer_preview.rb b/spec/mailers/previews/groupe_instructeur_mailer_preview.rb
index 1b6c006a1..4eab9b7d7 100644
--- a/spec/mailers/previews/groupe_instructeur_mailer_preview.rb
+++ b/spec/mailers/previews/groupe_instructeur_mailer_preview.rb
@@ -1,9 +1,17 @@
 class GroupeInstructeurMailerPreview < ActionMailer::Preview
-  def remove_instructeurs
+  def notify_group_when_instructeurs_removed
     procedure = Procedure.new(id: 1, libelle: 'une superbe procedure')
     groupe = GroupeInstructeur.new(id: 1, label: 'Val-De-Marne', procedure:)
     current_instructeur_email = 'admin@dgfip.com'
     instructeurs = Instructeur.limit(2)
-    GroupeInstructeurMailer.remove_instructeurs(groupe, instructeurs, current_instructeur_email)
+    GroupeInstructeurMailer.notify_group_when_instructeurs_removed(groupe, instructeurs, current_instructeur_email)
+  end
+
+  def notify_removed_instructeur
+    procedure = Procedure.new(id: 1, libelle: 'une superbe procedure')
+    groupe = GroupeInstructeur.new(id: 1, label: 'Val-De-Marne', procedure:)
+    current_instructeur_email = 'admin@dgfip.com'
+    instructeur = Instructeur.last
+    GroupeInstructeurMailer.notify_removed_instructeur(groupe, instructeur, current_instructeur_email)
   end
 end
diff --git a/spec/models/champ_spec.rb b/spec/models/champ_spec.rb
index bec9c3097..7cad128a7 100644
--- a/spec/models/champ_spec.rb
+++ b/spec/models/champ_spec.rb
@@ -117,7 +117,7 @@ describe Champ do
     # when using the old form, and the ChampsService Class
     # TODO: to remove
     context 'when the value is already deserialized' do
-      let(:value) { '["1", "2"]' }
+      let(:value) { '["val1", "val2"]' }
 
       it { expect(champ.value).to eq(value) }
 
@@ -133,9 +133,9 @@ describe Champ do
     # GOTCHA
     context 'when the value is not already deserialized' do
       context 'when a choice is selected' do
-        let(:value) { '["", "1", "2"]' }
+        let(:value) { '["", "val1", "val2"]' }
 
-        it { expect(champ.value).to eq('["1", "2"]') }
+        it { expect(champ.value).to eq('["val1", "val2"]') }
       end
 
       context 'when all choices are removed' do
diff --git a/spec/models/champs/multiple_drop_down_list_champ_spec.rb b/spec/models/champs/multiple_drop_down_list_champ_spec.rb
new file mode 100644
index 000000000..08a78c77c
--- /dev/null
+++ b/spec/models/champs/multiple_drop_down_list_champ_spec.rb
@@ -0,0 +1,38 @@
+describe Champs::MultipleDropDownListChamp do
+  describe 'validations' do
+    describe 'inclusion' do
+      let(:type_de_champ) { build(:type_de_champ_multiple_drop_down_list, drop_down_list_value: "val1\r\nval2\r\nval3") }
+      subject { build(:champ_multiple_drop_down_list, type_de_champ:, value:) }
+
+      context 'when the value is nil' do
+        let(:value) { nil }
+
+        it { is_expected.to be_valid }
+      end
+
+      context 'when the value is an empty string' do
+        let(:value) { '' }
+
+        it { is_expected.to be_valid }
+      end
+
+      context 'when the value is an empty array' do
+        let(:value) { [] }
+
+        it { is_expected.to be_valid }
+      end
+
+      context 'when the value is included in the option list' do
+        let(:value) { ["val3", "val1"] }
+
+        it { is_expected.to be_valid }
+      end
+
+      context 'when the value is not included in the option list' do
+        let(:value) { ["totoro", "val1"] }
+
+        it { is_expected.not_to be_valid }
+      end
+    end
+  end
+end
diff --git a/spec/models/prefill_params_spec.rb b/spec/models/prefill_params_spec.rb
index b7e03b27b..bf9378ae0 100644
--- a/spec/models/prefill_params_spec.rb
+++ b/spec/models/prefill_params_spec.rb
@@ -128,6 +128,7 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ public value that is authorized", :iban, "value"
     it_behaves_like "a champ public value that is authorized", :civilite, "M."
     it_behaves_like "a champ public value that is authorized", :pays, "FR"
+    it_behaves_like "a champ public value that is authorized", :regions, "03"
     it_behaves_like "a champ public value that is authorized", :date, "2022-12-22"
     it_behaves_like "a champ public value that is authorized", :datetime, "2022-12-22T10:30"
     it_behaves_like "a champ public value that is authorized", :yes_no, "true"
@@ -135,8 +136,8 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ public value that is authorized", :checkbox, "true"
     it_behaves_like "a champ public value that is authorized", :checkbox, "false"
     it_behaves_like "a champ public value that is authorized", :drop_down_list, "value"
-    it_behaves_like "a champ public value that is authorized", :regions, "03"
     it_behaves_like "a champ public value that is authorized", :departements, "03"
+    it_behaves_like "a champ public value that is authorized", :multiple_drop_down_list, ["val1", "val2"]
     it_behaves_like "a champ public value that is authorized", :epci, ['01', '200042935']
 
     it_behaves_like "a champ private value that is authorized", :text, "value"
@@ -148,6 +149,7 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ private value that is authorized", :iban, "value"
     it_behaves_like "a champ private value that is authorized", :civilite, "M."
     it_behaves_like "a champ private value that is authorized", :pays, "FR"
+    it_behaves_like "a champ private value that is authorized", :regions, "93"
     it_behaves_like "a champ private value that is authorized", :date, "2022-12-22"
     it_behaves_like "a champ private value that is authorized", :datetime, "2022-12-22T10:30"
     it_behaves_like "a champ private value that is authorized", :yes_no, "true"
@@ -157,6 +159,7 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ private value that is authorized", :drop_down_list, "value"
     it_behaves_like "a champ private value that is authorized", :regions, "93"
     it_behaves_like "a champ private value that is authorized", :departements, "03"
+    it_behaves_like "a champ private value that is authorized", :multiple_drop_down_list, ["val1", "val2"]
     it_behaves_like "a champ private value that is authorized", :epci, ['01', '200042935']
 
     it_behaves_like "a champ public value that is unauthorized", :decimal_number, "non decimal string"
@@ -169,7 +172,6 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ public value that is unauthorized", :date, "value"
     it_behaves_like "a champ public value that is unauthorized", :datetime, "value"
     it_behaves_like "a champ public value that is unauthorized", :datetime, "12-22-2022T10:30"
-    it_behaves_like "a champ public value that is unauthorized", :multiple_drop_down_list, "value"
     it_behaves_like "a champ public value that is unauthorized", :linked_drop_down_list, "value"
     it_behaves_like "a champ public value that is unauthorized", :header_section, "value"
     it_behaves_like "a champ public value that is unauthorized", :explication, "value"
@@ -187,6 +189,7 @@ RSpec.describe PrefillParams do
     it_behaves_like "a champ public value that is unauthorized", :siret, "value"
     it_behaves_like "a champ public value that is unauthorized", :rna, "value"
     it_behaves_like "a champ public value that is unauthorized", :annuaire_education, "value"
+    it_behaves_like "a champ public value that is unauthorized", :multiple_drop_down_list, ["value"]
   end
 
   private
diff --git a/spec/models/type_de_champ_spec.rb b/spec/models/type_de_champ_spec.rb
index cbd34f501..d7f5c5502 100644
--- a/spec/models/type_de_champ_spec.rb
+++ b/spec/models/type_de_champ_spec.rb
@@ -95,7 +95,7 @@ describe TypeDeChamp do
         let(:target_type_champ) { TypeDeChamp.type_champs.fetch(:text) }
 
         it 'removes the children types de champ' do
-          expect(procedure.draft_revision.children_of(tdc)).to be_empty
+          expect(procedure.draft_revision.reload.children_of(tdc)).to be_empty
         end
       end
     end
@@ -246,18 +246,18 @@ describe TypeDeChamp do
     it_behaves_like "a prefillable type de champ", :type_de_champ_datetime
     it_behaves_like "a prefillable type de champ", :type_de_champ_civilite
     it_behaves_like "a prefillable type de champ", :type_de_champ_pays
+    it_behaves_like "a prefillable type de champ", :type_de_champ_regions
     it_behaves_like "a prefillable type de champ", :type_de_champ_yes_no
     it_behaves_like "a prefillable type de champ", :type_de_champ_checkbox
     it_behaves_like "a prefillable type de champ", :type_de_champ_drop_down_list
-    it_behaves_like "a prefillable type de champ", :type_de_champ_regions
     it_behaves_like "a prefillable type de champ", :type_de_champ_departements
+    it_behaves_like "a prefillable type de champ", :type_de_champ_multiple_drop_down_list
     it_behaves_like "a prefillable type de champ", :type_de_champ_epci
 
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_number
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_communes
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_dossier_link
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_titre_identite
-    it_behaves_like "a non-prefillable type de champ", :type_de_champ_multiple_drop_down_list
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_linked_drop_down_list
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_header_section
     it_behaves_like "a non-prefillable type de champ", :type_de_champ_explication
diff --git a/spec/models/types_de_champ/prefill_multiple_drop_down_list_type_de_champ_spec.rb b/spec/models/types_de_champ/prefill_multiple_drop_down_list_type_de_champ_spec.rb
new file mode 100644
index 000000000..d44fd1274
--- /dev/null
+++ b/spec/models/types_de_champ/prefill_multiple_drop_down_list_type_de_champ_spec.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+RSpec.describe TypesDeChamp::PrefillMultipleDropDownListTypeDeChamp do
+  describe 'ancestors' do
+    subject { described_class.new(build(:type_de_champ_multiple_drop_down_list)) }
+
+    it { is_expected.to be_kind_of(TypesDeChamp::PrefillDropDownListTypeDeChamp) }
+  end
+
+  describe '#example_value' do
+    let(:type_de_champ) { build(:type_de_champ_multiple_drop_down_list, drop_down_list_value: drop_down_list_value) }
+    subject(:example_value) { described_class.new(type_de_champ).example_value }
+
+    context 'when the multiple drop down list has no option' do
+      let(:drop_down_list_value) { "" }
+
+      it { expect(example_value).to eq(nil) }
+    end
+
+    context 'when the multiple drop down list only has one option' do
+      let(:drop_down_list_value) { "value" }
+
+      it { expect(example_value).to eq("value") }
+    end
+
+    context 'when the multiple drop down list has two options or more' do
+      let(:drop_down_list_value) {  "value1\r\nvalue2\r\nvalue3" }
+
+      it { expect(example_value).to eq(["value1", "value2"]) }
+    end
+  end
+end
diff --git a/spec/models/types_de_champ/prefill_type_de_champ_spec.rb b/spec/models/types_de_champ/prefill_type_de_champ_spec.rb
index 7477b3789..3f892f907 100644
--- a/spec/models/types_de_champ/prefill_type_de_champ_spec.rb
+++ b/spec/models/types_de_champ/prefill_type_de_champ_spec.rb
@@ -10,6 +10,12 @@ RSpec.describe TypesDeChamp::PrefillTypeDeChamp, type: :model do
       it { expect(built).to be_kind_of(TypesDeChamp::PrefillDropDownListTypeDeChamp) }
     end
 
+    context 'when the type de champ is a multiple_drop_down_list' do
+      let(:type_de_champ) { build(:type_de_champ_multiple_drop_down_list) }
+
+      it { expect(built).to be_kind_of(TypesDeChamp::PrefillMultipleDropDownListTypeDeChamp) }
+    end
+
     context 'when the type de champ is a pays' do
       let(:type_de_champ) { build(:type_de_champ_pays) }
 
diff --git a/spec/support/shared_examples_for_prefilled_dossier.rb b/spec/support/shared_examples_for_prefilled_dossier.rb
index 5ed67c49c..5cd01bd2e 100644
--- a/spec/support/shared_examples_for_prefilled_dossier.rb
+++ b/spec/support/shared_examples_for_prefilled_dossier.rb
@@ -19,6 +19,9 @@ shared_examples "the user has got a prefilled dossier, owned by themselves" do
     expect(page).to have_field(type_de_champ_phone.libelle, with: phone_value)
     expect(page).to have_css('label', text: type_de_champ_phone.libelle)
     expect(page).to have_field(type_de_champ_datetime.libelle, with: datetime_value)
+    expect(page).to have_css('label', text: type_de_champ_multiple_drop_down_list.libelle)
+    expect(page).to have_content(multiple_drop_down_list_values.first)
+    expect(page).to have_content(multiple_drop_down_list_values.last)
     expect(page).to have_field(type_de_champ_epci.libelle, with: epci_value.last)
   end
 end
diff --git a/spec/system/users/dossier_prefill_get_spec.rb b/spec/system/users/dossier_prefill_get_spec.rb
index 41fc21403..2e0523bfd 100644
--- a/spec/system/users/dossier_prefill_get_spec.rb
+++ b/spec/system/users/dossier_prefill_get_spec.rb
@@ -9,12 +9,30 @@ describe 'Prefilling a dossier (with a GET request):' do
   let(:type_de_champ_text) { create(:type_de_champ_text, procedure: procedure) }
   let(:type_de_champ_phone) { create(:type_de_champ_phone, procedure: procedure) }
   let(:type_de_champ_datetime) { create(:type_de_champ_datetime, procedure: procedure) }
+  let(:type_de_champ_multiple_drop_down_list) { create(:type_de_champ_multiple_drop_down_list, procedure: procedure) }
   let(:type_de_champ_epci) { create(:type_de_champ_epci, procedure: procedure) }
   let(:text_value) { "My Neighbor Totoro is the best movie ever" }
   let(:phone_value) { "invalid phone value" }
   let(:datetime_value) { "2023-02-01T10:32" }
+  let(:multiple_drop_down_list_values) {
+    [
+      type_de_champ_multiple_drop_down_list.drop_down_list_enabled_non_empty_options.first,
+      type_de_champ_multiple_drop_down_list.drop_down_list_enabled_non_empty_options.last
+    ]
+  }
   let(:epci_value) { ['01', '200029999'] }
 
+  let(:entry_path) {
+    commencer_path(
+      path: procedure.path,
+      "champ_#{type_de_champ_text.to_typed_id}" => text_value,
+      "champ_#{type_de_champ_phone.to_typed_id}" => phone_value,
+      "champ_#{type_de_champ_datetime.to_typed_id}" => datetime_value,
+      "champ_#{type_de_champ_multiple_drop_down_list.to_typed_id}" => multiple_drop_down_list_values,
+      "champ_#{type_de_champ_epci.to_typed_id}" => epci_value
+    )
+  }
+
   before do
     allow(Rails).to receive(:cache).and_return(memory_store)
     Rails.cache.clear
@@ -36,13 +54,7 @@ describe 'Prefilling a dossier (with a GET request):' do
         visit "/users/sign_in"
         sign_in_with user.email, password
 
-        visit commencer_path(
-          path: procedure.path,
-          "champ_#{type_de_champ_text.to_typed_id}" => text_value,
-          "champ_#{type_de_champ_phone.to_typed_id}" => phone_value,
-          "champ_#{type_de_champ_datetime.to_typed_id}" => datetime_value,
-          "champ_#{type_de_champ_epci.to_typed_id}" => epci_value
-        )
+        visit entry_path
 
         click_on "Poursuivre mon dossier prérempli"
       end
@@ -50,15 +62,7 @@ describe 'Prefilling a dossier (with a GET request):' do
   end
 
   context 'when unauthenticated' do
-    before do
-      visit commencer_path(
-        path: procedure.path,
-        "champ_#{type_de_champ_text.to_typed_id}" => text_value,
-        "champ_#{type_de_champ_phone.to_typed_id}" => phone_value,
-        "champ_#{type_de_champ_datetime.to_typed_id}" => datetime_value,
-        "champ_#{type_de_champ_epci.to_typed_id}" => epci_value
-      )
-    end
+    before { visit entry_path }
 
     context 'when the user signs in with email and password' do
       it_behaves_like "the user has got a prefilled dossier, owned by themselves" do
diff --git a/spec/system/users/dossier_prefill_post_spec.rb b/spec/system/users/dossier_prefill_post_spec.rb
index c0eaa03fe..454919e67 100644
--- a/spec/system/users/dossier_prefill_post_spec.rb
+++ b/spec/system/users/dossier_prefill_post_spec.rb
@@ -9,10 +9,17 @@ describe 'Prefilling a dossier (with a POST request):' do
   let(:type_de_champ_text) { create(:type_de_champ_text, procedure: procedure) }
   let(:type_de_champ_phone) { create(:type_de_champ_phone, procedure: procedure) }
   let(:type_de_champ_datetime) { create(:type_de_champ_datetime, procedure: procedure) }
+  let(:type_de_champ_multiple_drop_down_list) { create(:type_de_champ_multiple_drop_down_list, procedure: procedure) }
   let(:type_de_champ_epci) { create(:type_de_champ_epci, procedure: procedure) }
   let(:text_value) { "My Neighbor Totoro is the best movie ever" }
   let(:phone_value) { "invalid phone value" }
   let(:datetime_value) { "2023-02-01T10:32" }
+  let(:multiple_drop_down_list_values) {
+    [
+      type_de_champ_multiple_drop_down_list.drop_down_list_enabled_non_empty_options.first,
+      type_de_champ_multiple_drop_down_list.drop_down_list_enabled_non_empty_options.last
+    ]
+  }
   let(:epci_value) { ['01', '200029999'] }
 
   before do
@@ -116,6 +123,7 @@ describe 'Prefilling a dossier (with a POST request):' do
         "champ_#{type_de_champ_text.to_typed_id}" => text_value,
         "champ_#{type_de_champ_phone.to_typed_id}" => phone_value,
         "champ_#{type_de_champ_datetime.to_typed_id}" => datetime_value,
+        "champ_#{type_de_champ_multiple_drop_down_list.to_typed_id}" => multiple_drop_down_list_values,
         "champ_#{type_de_champ_epci.to_typed_id}" => epci_value
       }.to_json
     JSON.parse(session.response.body)["dossier_url"].gsub("http://www.example.com", "")