diff --git a/app/assets/stylesheets/utils.scss b/app/assets/stylesheets/utils.scss
index 19d084813..8dbdc9b45 100644
--- a/app/assets/stylesheets/utils.scss
+++ b/app/assets/stylesheets/utils.scss
@@ -61,3 +61,7 @@
 .mb-2 {
   margin-bottom: 2 * $default-spacer;
 }
+
+.mb-1 {
+  margin-bottom: $default-spacer;
+}
diff --git a/app/controllers/new_administrateur/administrateur_controller.rb b/app/controllers/new_administrateur/administrateur_controller.rb
index 6a8da5753..7c5f4cdda 100644
--- a/app/controllers/new_administrateur/administrateur_controller.rb
+++ b/app/controllers/new_administrateur/administrateur_controller.rb
@@ -19,6 +19,13 @@ module NewAdministrateur
       end
     end
 
+    def procedure_revisable?
+      if @procedure.locked? && !@procedure.feature_enabled?(:procedure_revisions)
+        flash.alert = 'Démarche verrouillée'
+        redirect_to admin_procedure_path(@procedure)
+      end
+    end
+
     def reset_procedure
       if @procedure.brouillon?
         @procedure.reset!
diff --git a/app/controllers/new_administrateur/procedures_controller.rb b/app/controllers/new_administrateur/procedures_controller.rb
index 7ef2b56f3..c0c697143 100644
--- a/app/controllers/new_administrateur/procedures_controller.rb
+++ b/app/controllers/new_administrateur/procedures_controller.rb
@@ -1,7 +1,7 @@
 module NewAdministrateur
   class ProceduresController < AdministrateurController
     before_action :retrieve_procedure, only: [:champs, :annotations, :edit, :monavis, :update_monavis, :jeton, :update_jeton, :publication, :publish, :transfert, :allow_expert_review, :experts_require_administrateur_invitation]
-    before_action :procedure_locked?, only: [:champs, :annotations]
+    before_action :procedure_revisable?, only: [:champs, :annotations]
 
     ITEMS_PER_PAGE = 25
 
@@ -154,12 +154,16 @@ module NewAdministrateur
     def publish
       @procedure.assign_attributes(publish_params)
 
-      if @procedure.publish_or_reopen!(current_administrateur)
+      if @procedure.draft_changed?
+        @procedure.publish_revision!
+        flash.notice = "Nouvelle version de la démarche publiée"
         redirect_to admin_procedure_path(@procedure)
+      elsif @procedure.publish_or_reopen!(current_administrateur)
         flash.notice = "Démarche publiée"
-      else
         redirect_to admin_procedure_path(@procedure)
+      else
         flash.alert = @procedure.errors.full_messages
+        redirect_to admin_procedure_path(@procedure)
       end
     end
 
diff --git a/app/controllers/new_administrateur/types_de_champ_controller.rb b/app/controllers/new_administrateur/types_de_champ_controller.rb
index 160110985..4d4e1685c 100644
--- a/app/controllers/new_administrateur/types_de_champ_controller.rb
+++ b/app/controllers/new_administrateur/types_de_champ_controller.rb
@@ -1,7 +1,7 @@
 module NewAdministrateur
   class TypesDeChampController < AdministrateurController
     before_action :retrieve_procedure, only: [:create, :update, :move, :destroy]
-    before_action :procedure_locked?, only: [:create, :update, :move, :destroy]
+    before_action :procedure_revisable?, only: [:create, :update, :move, :destroy]
 
     def create
       type_de_champ = @procedure.draft_revision.add_type_de_champ(type_de_champ_create_params)
diff --git a/app/models/dossier.rb b/app/models/dossier.rb
index a2ba7403a..11fdb15f7 100644
--- a/app/models/dossier.rb
+++ b/app/models/dossier.rb
@@ -764,19 +764,19 @@ class Dossier < ApplicationRecord
     log_dossier_operation(avis.claimant, :demander_un_avis, avis)
   end
 
-  def spreadsheet_columns_csv(types_de_champ:, types_de_champ_private:)
-    spreadsheet_columns(with_etablissement: true, types_de_champ: types_de_champ, types_de_champ_private: types_de_champ_private)
+  def spreadsheet_columns_csv(types_de_champ:)
+    spreadsheet_columns(with_etablissement: true, types_de_champ: types_de_champ)
   end
 
-  def spreadsheet_columns_xlsx(types_de_champ:, types_de_champ_private:)
-    spreadsheet_columns(types_de_champ: types_de_champ, types_de_champ_private: types_de_champ_private)
+  def spreadsheet_columns_xlsx(types_de_champ:)
+    spreadsheet_columns(types_de_champ: types_de_champ)
   end
 
-  def spreadsheet_columns_ods(types_de_champ:, types_de_champ_private:)
-    spreadsheet_columns(types_de_champ: types_de_champ, types_de_champ_private: types_de_champ_private)
+  def spreadsheet_columns_ods(types_de_champ:)
+    spreadsheet_columns(types_de_champ: types_de_champ)
   end
 
-  def spreadsheet_columns(with_etablissement: false, types_de_champ:, types_de_champ_private:)
+  def spreadsheet_columns(with_etablissement: false, types_de_champ:)
     columns = [
       ['ID', id.to_s],
       ['Email', user_email_for(:display)]
@@ -843,26 +843,12 @@ class Dossier < ApplicationRecord
       columns << ['Groupe instructeur', groupe_instructeur.label]
     end
 
-    columns + champs_for_export(types_de_champ) + champs_private_for_export(types_de_champ_private)
+    columns + champs_for_export(types_de_champ)
   end
 
   def champs_for_export(types_de_champ)
     # Index values by stable_id
-    values = champs.reject(&:exclude_from_export?).reduce({}) do |champs, champ|
-      champs[champ.stable_id] = champ.for_export
-      champs
-    end
-
-    # Get all the champs values for the types de champ in the final list.
-    # Dossier might not have corresponding champ – display nil.
-    types_de_champ.map do |type_de_champ|
-      [type_de_champ.libelle, values[type_de_champ.stable_id]]
-    end
-  end
-
-  def champs_private_for_export(types_de_champ)
-    # Index values by stable_id
-    values = champs_private.reject(&:exclude_from_export?).reduce({}) do |champs, champ|
+    values = (champs + champs_private).reject(&:exclude_from_export?).reduce({}) do |champs, champ|
       champs[champ.stable_id] = champ.for_export
       champs
     end
diff --git a/app/models/procedure.rb b/app/models/procedure.rb
index 07ca5e6ff..25674e078 100644
--- a/app/models/procedure.rb
+++ b/app/models/procedure.rb
@@ -87,6 +87,41 @@ class Procedure < ApplicationRecord
     brouillon? ? draft_types_de_champ_private : published_types_de_champ_private
   end
 
+  def types_de_champ_for_procedure_presentation
+    explanatory_types_de_champ = [:header_section, :explication, :repetition].map { |k| TypeDeChamp.type_champs.fetch(k) }
+
+    if brouillon?
+      TypeDeChamp
+        .joins(:revisions)
+        .where.not(type_champ: explanatory_types_de_champ)
+        .where(procedure_revisions: { id: draft_revision_id })
+        .order(:private, :position)
+    else
+      # fetch all type_de_champ.stable_id for all the revisions expect draft
+      # and for each stable_id take the bigger (more recent) type_de_champ.id
+      recent_ids = TypeDeChamp
+        .joins(:revisions)
+        .where.not(type_champ: explanatory_types_de_champ)
+        .where(procedure_revisions: { procedure_id: id })
+        .where.not(procedure_revisions: { id: draft_revision_id })
+        .group(:stable_id)
+        .select('MAX(types_de_champ.id)')
+
+      # fetch the more recent procedure_revision_types_de_champ
+      # which includes recents_ids
+      recents_prtdc = ProcedureRevisionTypeDeChamp
+        .where(type_de_champ_id: recent_ids)
+        .where.not(revision_id: draft_revision_id)
+        .group(:type_de_champ_id)
+        .select('MAX(id)')
+
+      TypeDeChamp
+        .joins(:revision_types_de_champ)
+        .where(revision_types_de_champ: { id: recents_prtdc })
+        .order(:private, :position, 'revision_types_de_champ.revision_id': :desc)
+    end
+  end
+
   def types_de_champ_for_tags
     if brouillon?
       draft_types_de_champ
@@ -111,14 +146,6 @@ class Procedure < ApplicationRecord
     end
   end
 
-  def types_de_champ_for_export
-    types_de_champ.reject(&:exclude_from_export?)
-  end
-
-  def types_de_champ_private_for_export
-    types_de_champ_private.reject(&:exclude_from_export?)
-  end
-
   has_many :administrateurs_procedures
   has_many :administrateurs, through: :administrateurs_procedures, after_remove: -> (procedure, _admin) { procedure.validate! }
   has_many :groupe_instructeurs, dependent: :destroy
@@ -333,6 +360,22 @@ class Procedure < ApplicationRecord
     publiee? || close? || depubliee?
   end
 
+  def draft_changed?
+    publiee? && published_revision.changed?(draft_revision)
+  end
+
+  def revision_changes
+    published_revision.compare(draft_revision)
+  end
+
+  def revision_types_de_champ_private_changes
+    revision_changes.filter { |change| change[:private] }
+  end
+
+  def revision_types_de_champ_changes
+    revision_changes.filter { |change| !change[:private] }
+  end
+
   def accepts_new_dossiers?
     publiee? || brouillon?
   end
@@ -689,6 +732,11 @@ class Procedure < ApplicationRecord
     end
   end
 
+  def publish_revision!
+    update!(draft_revision: create_new_revision, published_revision: draft_revision)
+    published_revision.touch(:published_at)
+  end
+
   private
 
   def before_publish
diff --git a/app/models/procedure_presentation.rb b/app/models/procedure_presentation.rb
index 4ccaccd75..309b63d31 100644
--- a/app/models/procedure_presentation.rb
+++ b/app/models/procedure_presentation.rb
@@ -66,19 +66,9 @@ class ProcedurePresentation < ApplicationRecord
       )
     end
 
-    explanatory_types_de_champ = [:header_section, :explication].map { |k| TypeDeChamp.type_champs.fetch(k) }
-
-    fields.concat procedure.types_de_champ
-      .where.not(type_champ: explanatory_types_de_champ)
-      .order(:id)
-      .pluck(:libelle, :stable_id)
-      .map { |(libelle, stable_id)| field_hash(libelle, TYPE_DE_CHAMP, stable_id.to_s) }
-
-    fields.concat procedure.types_de_champ_private
-      .where.not(type_champ: explanatory_types_de_champ)
-      .order(:id)
-      .pluck(:libelle, :stable_id)
-      .map { |(libelle, stable_id)| field_hash(libelle, TYPE_DE_CHAMP_PRIVATE, stable_id.to_s) }
+    fields.concat procedure.types_de_champ_for_procedure_presentation
+      .pluck(:libelle, :private, :stable_id)
+      .map { |(libelle, is_private, stable_id)| field_hash(libelle, is_private ? TYPE_DE_CHAMP_PRIVATE : TYPE_DE_CHAMP, stable_id.to_s) }
 
     fields
   end
diff --git a/app/models/procedure_revision.rb b/app/models/procedure_revision.rb
index 42c646ee2..939450b5e 100644
--- a/app/models/procedure_revision.rb
+++ b/app/models/procedure_revision.rb
@@ -101,8 +101,131 @@ class ProcedureRevision < ApplicationRecord
     !draft?
   end
 
+  def changed?(revision)
+    types_de_champ != revision.types_de_champ || types_de_champ_private != revision.types_de_champ_private
+  end
+
+  def compare(revision)
+    changes = []
+    changes += compare_types_de_champ(types_de_champ, revision.types_de_champ)
+    changes += compare_types_de_champ(types_de_champ_private, revision.types_de_champ_private)
+    changes
+  end
+
   private
 
+  def compare_types_de_champ(from_tdc, to_tdc)
+    if from_tdc == to_tdc
+      []
+    else
+      from_h = from_tdc.index_by(&:stable_id)
+      to_h = to_tdc.index_by(&:stable_id)
+
+      from_sids = from_h.keys
+      to_sids = to_h.keys
+
+      removed = (from_sids - to_sids).map do |sid|
+        { op: :remove, label: from_h[sid].libelle, private: from_h[sid].private?, position: from_sids.index(sid) }
+      end
+
+      added = (to_sids - from_sids).map do |sid|
+        { op: :add, label: to_h[sid].libelle, private: to_h[sid].private?, position: to_sids.index(sid) }
+      end
+
+      kept = from_sids.intersection(to_sids)
+
+      moved = kept
+        .map { |sid| [sid, from_sids.index(sid), to_sids.index(sid)] }
+        .filter { |_, from_index, to_index| from_index != to_index }
+        .map do |sid, from_index, to_index|
+        { op: :move, label: from_h[sid].libelle, private: from_h[sid].private?, from: from_index, to: to_index, position: to_index }
+      end
+
+      changed = kept
+        .map { |sid| [sid, from_h[sid], to_h[sid]] }
+        .flat_map do |sid, from, to|
+        compare_type_de_champ(from, to)
+          .each { |h| h[:position] = to_sids.index(sid) }
+      end
+
+      (removed + added + moved + changed)
+        .sort_by { |h| h[:position] }
+        .each { |h| h.delete(:position) }
+    end
+  end
+
+  def compare_type_de_champ(from_type_de_champ, to_type_de_champ)
+    changes = []
+    if from_type_de_champ.type_champ != to_type_de_champ.type_champ
+      changes << {
+        op: :update,
+        attribute: :type_champ,
+        label: from_type_de_champ.libelle,
+        private: from_type_de_champ.private?,
+        from: from_type_de_champ.type_champ,
+        to: to_type_de_champ.type_champ
+      }
+    end
+    if from_type_de_champ.libelle != to_type_de_champ.libelle
+      changes << {
+        op: :update,
+        attribute: :libelle,
+        label: from_type_de_champ.libelle,
+        private: from_type_de_champ.private?,
+        from: from_type_de_champ.libelle,
+        to: to_type_de_champ.libelle
+      }
+    end
+    if from_type_de_champ.description != to_type_de_champ.description
+      changes << {
+        op: :update,
+        attribute: :description,
+        label: from_type_de_champ.libelle,
+        private: from_type_de_champ.private?,
+        from: from_type_de_champ.description,
+        to: to_type_de_champ.description
+      }
+    end
+    if from_type_de_champ.mandatory? != to_type_de_champ.mandatory?
+      changes << {
+        op: :update,
+        attribute: :mandatory,
+        label: from_type_de_champ.libelle,
+        private: from_type_de_champ.private?,
+        from: from_type_de_champ.mandatory?,
+        to: to_type_de_champ.mandatory?
+      }
+    end
+    if to_type_de_champ.drop_down_list?
+      if from_type_de_champ.drop_down_list_options != to_type_de_champ.drop_down_list_options
+        changes << {
+          op: :update,
+          attribute: :drop_down_options,
+          label: from_type_de_champ.libelle,
+          private: from_type_de_champ.private?,
+          from: from_type_de_champ.drop_down_list_options,
+          to: to_type_de_champ.drop_down_list_options
+        }
+      end
+    elsif to_type_de_champ.piece_justificative?
+      if from_type_de_champ.piece_justificative_template_checksum != to_type_de_champ.piece_justificative_template_checksum
+        changes << {
+          op: :update,
+          attribute: :piece_justificative_template,
+          label: from_type_de_champ.libelle,
+          private: from_type_de_champ.private?,
+          from: from_type_de_champ.piece_justificative_template_filename,
+          to: to_type_de_champ.piece_justificative_template_filename
+        }
+      end
+    elsif to_type_de_champ.repetition?
+      if from_type_de_champ.types_de_champ != to_type_de_champ.types_de_champ
+        changes += compare_types_de_champ(from_type_de_champ.types_de_champ, to_type_de_champ.types_de_champ)
+      end
+    end
+    changes
+  end
+
   def revise_type_de_champ(type_de_champ)
     types_de_champ_association = type_de_champ.private? ? :revision_types_de_champ_private : :revision_types_de_champ
     association = send(types_de_champ_association).find_by!(type_de_champ: type_de_champ)
diff --git a/app/models/type_de_champ.rb b/app/models/type_de_champ.rb
index 88fa0585c..35f168586 100644
--- a/app/models/type_de_champ.rb
+++ b/app/models/type_de_champ.rb
@@ -226,6 +226,12 @@ class TypeDeChamp < ApplicationRecord
     end
   end
 
+  def piece_justificative_template_checksum
+    if piece_justificative_template.attached?
+      piece_justificative_template.checksum
+    end
+  end
+
   def drop_down_list_value
     if drop_down_list_options.present?
       drop_down_list_options.reject(&:empty?).join("\r\n")
diff --git a/app/services/procedure_export_service.rb b/app/services/procedure_export_service.rb
index 3cafccdff..d6c8ed69d 100644
--- a/app/services/procedure_export_service.rb
+++ b/app/services/procedure_export_service.rb
@@ -84,11 +84,10 @@ class ProcedureExportService
   end
 
   def spreadsheet_columns(format)
-    types_de_champ = @procedure.types_de_champ_for_export
-    types_de_champ_private = @procedure.types_de_champ_private_for_export
+    types_de_champ = @procedure.types_de_champ_for_procedure_presentation.to_a
 
     Proc.new do |instance|
-      instance.send(:"spreadsheet_columns_#{format}", types_de_champ: types_de_champ, types_de_champ_private: types_de_champ_private)
+      instance.send(:"spreadsheet_columns_#{format}", types_de_champ: types_de_champ)
     end
   end
 end
diff --git a/app/views/new_administrateur/procedures/_publication_form.html.haml b/app/views/new_administrateur/procedures/_publication_form.html.haml
index 8699b1c9e..881996d81 100644
--- a/app/views/new_administrateur/procedures/_publication_form.html.haml
+++ b/app/views/new_administrateur/procedures/_publication_form.html.haml
@@ -1,40 +1,44 @@
 .card.mb-4
   %h2.card-title Publiez votre démarche
   = form_tag admin_procedure_publish_path(procedure_id: procedure.id), method: :put, class: 'form' do
-    %p.mb-4 Publiez votre démarche, et partagez la à vos usagers. Aucune modification ne sera possible.
-    %p Personnalisez le lien public de la démarche pour en faciliter l’accès (<strong>obligatoire pour publier votre démarche</strong>) :
-    %p.empty-text
-      = commencer_url(path: '')
-      = text_field_tag(:path, procedure.path,
-                      id: 'procedure_path',
-                      label: 'Adresse de diffusion',
-                      placeholder: 'chemin-de-la-démarche',
-                      required: true,
-                      class: 'form',
-                      pattern: '^[a-z0-9_-]{3,200}$',
-                      title: "De 3 à 200 caractères; minuscules, chiffres et tiret seulement",
-                      data: { debounce: true, url: admin_procedure_publish_validate_path(procedure)},
-                      autocomplete: 'off',
-                      style: 'width: 300px; display: inline;')
-      .text-info.mb-4
-        Attention, diffusez toujours le <strong>lien complet</strong> affiché ci-dessus, et non pas un lien générique vers #{APPLICATION_NAME}. Ne dites pas non plus aux usagers de se rendre sur le site générique #{APPLICATION_NAME}, donnez-leur toujours le lien complet.
-    %h2.card-title Diffusion de la démarche
-    %p Où les utilisateurs trouveront-ils le lien de la démarche ? Typiquement, il s’agit d’une page de votre site web.
-    %p.center
-      = text_field_tag(:lien_site_web, procedure.lien_site_web,
+    - if procedure.draft_changed?
+      %p.mb-4 Publiez une nouvelle version de votre démarche. Les changements suivants seront appliqués :
+      = render partial: 'revision_changes', locals: { changes: procedure.revision_changes }
+    - else
+      %p.mb-4 Publiez votre démarche, et partagez la à vos usagers. Aucune modification ne sera possible.
+      %p Personnalisez le lien public de la démarche pour en faciliter l’accès (<strong>obligatoire pour publier votre démarche</strong>) :
+      %p.empty-text
+        = commencer_url(path: '')
+        = text_field_tag(:path, procedure.path,
+                        id: 'procedure_path',
+                        label: 'Adresse de diffusion',
+                        placeholder: 'chemin-de-la-démarche',
                         required: true,
-                        class: 'form-control',
+                        class: 'form',
+                        pattern: '^[a-z0-9_-]{3,200}$',
+                        title: "De 3 à 200 caractères; minuscules, chiffres et tiret seulement",
+                        data: { debounce: true, url: admin_procedure_publish_validate_path(procedure)},
                         autocomplete: 'off',
-                        placeholder: 'https://exemple.gouv.fr/ma_demarche')
+                        style: 'width: 300px; display: inline;')
+        .text-info.mb-4
+          Attention, diffusez toujours le <strong>lien complet</strong> affiché ci-dessus, et non pas un lien générique vers #{APPLICATION_NAME}. Ne dites pas non plus aux usagers de se rendre sur le site générique #{APPLICATION_NAME}, donnez-leur toujours le lien complet.
+      %h2.card-title Diffusion de la démarche
+      %p Où les utilisateurs trouveront-ils le lien de la démarche ? Typiquement, il s’agit d’une page de votre site web.
+      %p.center
+        = text_field_tag(:lien_site_web, procedure.lien_site_web,
+                          required: true,
+                          class: 'form-control',
+                          autocomplete: 'off',
+                          placeholder: 'https://exemple.gouv.fr/ma_demarche')
 
     - procedure.validate(:publication)
     - errors = procedure.errors
     -# Ignore the :taken error if the path can be claimed
-    - if errors.details[:path]&.pluck(:error)&.include?(:taken) && @procedure.path_available?(administrateur, procedure.path)
+    - if errors.details[:path]&.pluck(:error)&.include?(:taken) && procedure.path_available?(administrateur, procedure.path)
       - errors.delete(:path)
 
     - options = { class: "button primary", id: 'publish' }
     - if errors.details[:path].present?
       - options[:disabled] = :disabled
     .flex.justify-end
-      = submit_tag procedure_publish_text(@procedure, :submit), options
+      = submit_tag procedure_publish_text(procedure, :submit), options
diff --git a/app/views/new_administrateur/procedures/_revision_changes.html.haml b/app/views/new_administrateur/procedures/_revision_changes.html.haml
new file mode 100644
index 000000000..aa430ede6
--- /dev/null
+++ b/app/views/new_administrateur/procedures/_revision_changes.html.haml
@@ -0,0 +1,35 @@
+%ul
+  - changes.each do |change|
+    - case change[:op]
+    - when :add
+      %li.mb-1= "Le champ « #{change[:label]} » a été ajouté."
+    - when :remove
+      %li.mb-1= "Le champ « #{change[:label]} » a été supprimé."
+    - when :update
+      - case change[:attribute]
+      - when :libelle
+        %li.mb-1= "Le libellé du champ « #{change[:label]} » a changé en « #{change[:to]} »."
+      - when :type_champ
+        %li.mb-1= "Le type du champ « #{change[:label]} » a changé. Il est maintenant de type « #{t("activerecord.attributes.type_de_champ.type_champs.#{change[:to]}")} »."
+      - when :description
+        %li.mb-1= "La description du champ « #{change[:label]} » a changé. La nouvelle description est « #{change[:to]} »."
+      - when :mandatory
+        - if change[:from] == false
+          %li.mb-1= "Le champ « #{change[:label]} » est maintenant obligatoire."
+        - else
+          %li.mb-1= "Le champ « #{change[:label]} » n'est plus obligatoire."
+      - when :piece_justificative_template
+        %li.mb-1= "Le champ « #{change[:label]} » a changé de modèle de pièce justificative."
+      - when :drop_down_options
+        - added = change[:to].sort - change[:from].sort
+        - removed = change[:from].sort - change[:to].sort
+        %li.mb-1
+          = "Les options de sélection du champ « #{change[:label]} » ont changé."
+          %ul
+            - if added.present?
+              %li= "Valeurs ajoutés : #{added.map{ |term| "« #{term.strip} »" }.join(", ")}."
+            - if removed.present?
+              %li= "Valeurs supprimés : #{removed.map{ |term| "« #{term.strip} »" }.join(", ")}."
+  - move_changes = changes.filter { |change| change[:op] == :move }.size
+  - if move_changes != 0
+    %li.mb-1= t(:has_move_changes, count: move_changes, scope: [:new_administrateur, :revision_changes])
diff --git a/app/views/new_administrateur/procedures/publication.html.haml b/app/views/new_administrateur/procedures/publication.html.haml
index efd17f78e..4b07fd278 100644
--- a/app/views/new_administrateur/procedures/publication.html.haml
+++ b/app/views/new_administrateur/procedures/publication.html.haml
@@ -14,6 +14,9 @@
       - if @procedure.close? || @procedure.depubliee?
         %p.mb-4 Cette démarche est <strong>close</strong> et n’est donc plus accessible par le public. Vous pouvez la réactiver :
         = render partial: 'publication_form', locals: { procedure: @procedure, administrateur: @current_administrateur }
+      - elsif @procedure.draft_changed?
+        %p.mb-4 Cette démarche est déjà <strong>publiée</strong>. Elle a été <strong>modifiée</strong> depuis sa publication. Vous pouvez publier les changements effectués dans une nouvelle version de cette démarche :
+        = render partial: 'publication_form', locals: { procedure: @procedure, administrateur: @current_administrateur }
       - elsif @procedure.publiee?
         %p Cette démarche est <strong>publiée</strong>, certains éléments ne peuvent plus être modifiés.
         Pour y accéder vous pouvez utiliser le lien :
diff --git a/app/views/new_administrateur/procedures/show.html.haml b/app/views/new_administrateur/procedures/show.html.haml
index 82d2983d0..4a86a7953 100644
--- a/app/views/new_administrateur/procedures/show.html.haml
+++ b/app/views/new_administrateur/procedures/show.html.haml
@@ -29,6 +29,27 @@
       %span.icon.archive
       Clore
 
+  - if @procedure.draft_changed?
+    = link_to 'Publier les modifications', admin_procedure_publication_path(@procedure), class: 'button primary', id: 'publish-procedure-link', data: { disable_with: "Publication..." }
+
+- if @procedure.draft_changed?
+  - types_de_champ_changes = @procedure.revision_types_de_champ_changes
+  - types_de_champ_private_changes = @procedure.revision_types_de_champ_private_changes
+
+  - if types_de_champ_changes.present?
+    .container
+      .card.featured
+        .card-title
+          = t(:has_changes, count: types_de_champ_changes.size, scope: [:new_administrateur, :revision_changes])
+        = render partial: 'revision_changes', locals: { changes: types_de_champ_changes }
+
+  - if types_de_champ_private_changes.present?
+    .container
+      .card.featured
+        .card-title
+          = t(:has_private_changes, count: types_de_champ_private_changes.size, scope: [:new_administrateur, :revision_changes])
+        = render partial: 'revision_changes', locals: { changes: types_de_champ_private_changes }
+
 .container
   %h2.procedure-admin-explanation Indispensable avant publication
   .procedure-grid
@@ -41,7 +62,7 @@
         %p.card-admin-subtitle Logo, nom, description
       %p.button Modifier
 
-    - if !@procedure.locked?
+    - if !@procedure.locked? || @procedure.feature_enabled?(:procedure_revisions)
       = link_to champs_admin_procedure_path(@procedure), class: 'card-admin' do
         - if @procedure.draft_types_de_champ.count > 0
           %div
@@ -159,7 +180,7 @@
         %p.card-admin-subtitle Notifications automatiques
       %p.button Modifier
 
-    - if !@procedure.locked?
+    - if !@procedure.locked? || @procedure.feature_enabled?(:procedure_revisions)
       = link_to annotations_admin_procedure_path(@procedure), class: 'card-admin' do
         - if @procedure.draft_types_de_champ_private.present?
           %div
diff --git a/config/initializers/flipper.rb b/config/initializers/flipper.rb
index cec532155..17c876839 100644
--- a/config/initializers/flipper.rb
+++ b/config/initializers/flipper.rb
@@ -32,6 +32,7 @@ features = [
   :hide_instructeur_email,
   :instructeur_bypass_email_login_token,
   :make_experts_notifiable,
+  :procedure_revisions,
   :procedure_routage_api
 ]
 
diff --git a/config/locales/views/new_administrateur/groupe_instructeurs/fr.yml b/config/locales/views/new_administrateur/groupe_instructeurs/fr.yml
index 2243a9caf..6f1b05090 100644
--- a/config/locales/views/new_administrateur/groupe_instructeurs/fr.yml
+++ b/config/locales/views/new_administrateur/groupe_instructeurs/fr.yml
@@ -27,3 +27,13 @@ fr:
         existing_groupe:
           one: "%{count} groupe existe"
           other: "%{count} groupes existent"
+    revision_changes:
+      has_changes:
+        one: Un champ a été changé
+        other: "%{count} champs ont été changés"
+      has_private_changes:
+        one: Une annotation privée a été changée
+        other: "%{count} deux annotations privées ont été changées"
+      has_move_changes:
+        one: Un champ a changé de position
+        other: "%{count} champs ont changé de position"
diff --git a/spec/models/dossier_spec.rb b/spec/models/dossier_spec.rb
index 90f76235f..e4ac26716 100644
--- a/spec/models/dossier_spec.rb
+++ b/spec/models/dossier_spec.rb
@@ -1364,8 +1364,8 @@ describe Dossier do
       it "should have champs from all revisions" do
         expect(dossier.types_de_champ.map(&:libelle)).to eq([text_type_de_champ.libelle, datetime_type_de_champ.libelle, "Yes/no", explication_type_de_champ.libelle])
         expect(dossier_second_revision.types_de_champ.map(&:libelle)).to eq([datetime_type_de_champ.libelle, "Updated yes/no", explication_type_de_champ.libelle, "New text field"])
-        expect(dossier.champs_for_export(dossier.procedure.types_de_champ_for_export).map { |(libelle)| libelle }).to eq([datetime_type_de_champ.libelle, "Updated yes/no", "New text field"])
-        expect(dossier.champs_for_export(dossier.procedure.types_de_champ_for_export)).to eq(dossier_second_revision.champs_for_export(dossier_second_revision.procedure.types_de_champ_for_export))
+        expect(dossier.champs_for_export(dossier.procedure.types_de_champ_for_procedure_presentation).map { |(libelle)| libelle }).to eq([text_type_de_champ.libelle, datetime_type_de_champ.libelle, "Updated yes/no", "New text field"])
+        expect(dossier.champs_for_export(dossier.procedure.types_de_champ_for_procedure_presentation)).to eq(dossier_second_revision.champs_for_export(dossier_second_revision.procedure.types_de_champ_for_procedure_presentation))
       end
     end
 
@@ -1373,7 +1373,7 @@ describe Dossier do
       let(:procedure) { create(:procedure, :with_type_de_champ, :with_explication) }
 
       it "should not contain non-exportable types de champ" do
-        expect(dossier.champs_for_export(dossier.procedure.types_de_champ_for_export).map { |(libelle)| libelle }).to eq([text_type_de_champ.libelle])
+        expect(dossier.champs_for_export(dossier.procedure.types_de_champ_for_procedure_presentation).map { |(libelle)| libelle }).to eq([text_type_de_champ.libelle])
       end
     end
   end
@@ -1451,6 +1451,6 @@ describe Dossier do
   describe "#spreadsheet_columns" do
     let(:dossier) { create(:dossier) }
 
-    it { expect(dossier.spreadsheet_columns(types_de_champ: [], types_de_champ_private: [])).to include(["État du dossier", "Brouillon"]) }
+    it { expect(dossier.spreadsheet_columns(types_de_champ: [])).to include(["État du dossier", "Brouillon"]) }
   end
 end
diff --git a/spec/models/procedure_presentation_and_revisions_spec.rb b/spec/models/procedure_presentation_and_revisions_spec.rb
new file mode 100644
index 000000000..087b2e17e
--- /dev/null
+++ b/spec/models/procedure_presentation_and_revisions_spec.rb
@@ -0,0 +1,90 @@
+describe ProcedurePresentation do
+  describe "#types_de_champ_for_procedure_presentation" do
+    subject { procedure.types_de_champ_for_procedure_presentation.pluck(:libelle) }
+
+    context 'for a draft procedure' do
+      let(:procedure) { create(:procedure) }
+
+      context 'when there are one tdc on a published revision' do
+        let!(:tdc) { { type_champ: :number, libelle: 'libelle 1' } }
+
+        before { procedure.draft_revision.add_type_de_champ(tdc) }
+
+        it { is_expected.to match(['libelle 1']) }
+      end
+    end
+
+    context 'for a published procedure' do
+      let(:procedure) { create(:procedure, :published) }
+      let!(:tdc) { { type_champ: :number, libelle: 'libelle 1' } }
+
+      before do
+        procedure.draft_revision.add_type_de_champ(tdc)
+        procedure.publish_revision!
+      end
+
+      it { is_expected.to match(['libelle 1']) }
+
+      context 'when there is another published revision with an added tdc' do
+        let!(:added_tdc) { { type_champ: :number, libelle: 'libelle 2' } }
+
+        before do
+          procedure.draft_revision.add_type_de_champ(added_tdc)
+          procedure.publish_revision!
+        end
+
+        it { is_expected.to match(['libelle 1', 'libelle 2']) }
+      end
+
+      context 'add one tdc above the first one' do
+        let!(:tdc2) { { type_champ: :number, libelle: 'libelle 2' } }
+
+        before do
+          created_tdc2 = procedure.draft_revision.add_type_de_champ(tdc2)
+          procedure.draft_revision.move_type_de_champ(created_tdc2.stable_id, 0)
+          procedure.publish_revision!
+        end
+
+        it { is_expected.to match(['libelle 2', 'libelle 1']) }
+
+        context 'and finaly, when this tdc is removed' do
+          let!(:previous_tdc2) { procedure.published_revision.types_de_champ.find_by(libelle: 'libelle 2') }
+
+          before do
+            procedure.draft_revision.remove_type_de_champ(previous_tdc2.stable_id)
+
+            procedure.publish_revision!
+          end
+
+          it { is_expected.to match(['libelle 1', 'libelle 2']) }
+        end
+      end
+
+      context 'when there is another published revision with a renamed tdc' do
+        let!(:previous_tdc) { procedure.published_revision.types_de_champ.first }
+        let!(:changed_tdc) { { type_champ: :number, libelle: 'changed libelle 1' } }
+
+        before do
+          type_de_champ = procedure.draft_revision.find_or_clone_type_de_champ(previous_tdc.id)
+          type_de_champ.update(changed_tdc)
+
+          procedure.publish_revision!
+        end
+
+        it { is_expected.to match(['changed libelle 1']) }
+      end
+
+      context 'when there is another published which removes a previous tdc' do
+        let!(:previous_tdc) { procedure.published_revision.types_de_champ.first }
+
+        before do
+          type_de_champ = procedure.draft_revision.remove_type_de_champ(previous_tdc.id)
+
+          procedure.publish_revision!
+        end
+
+        it { is_expected.to match(['libelle 1']) }
+      end
+    end
+  end
+end
diff --git a/spec/models/procedure_revision_spec.rb b/spec/models/procedure_revision_spec.rb
index be67e94c6..0d14d7837 100644
--- a/spec/models/procedure_revision_spec.rb
+++ b/spec/models/procedure_revision_spec.rb
@@ -56,7 +56,7 @@ describe ProcedureRevision do
       revision.reload
       expect(revision.types_de_champ.index(type_de_champ)).to eq(2)
       expect(revision.procedure.types_de_champ.index(type_de_champ)).to eq(2)
-      expect(revision.procedure.types_de_champ_for_export.index(type_de_champ)).to eq(2)
+      expect(revision.procedure.types_de_champ_for_procedure_presentation.index(type_de_champ)).to eq(2)
     end
 
     it 'move up' do
@@ -66,7 +66,7 @@ describe ProcedureRevision do
       revision.reload
       expect(revision.types_de_champ.index(last_type_de_champ)).to eq(0)
       expect(revision.procedure.types_de_champ.index(last_type_de_champ)).to eq(0)
-      expect(revision.procedure.types_de_champ_for_export.index(last_type_de_champ)).to eq(0)
+      expect(revision.procedure.types_de_champ_for_procedure_presentation.index(last_type_de_champ)).to eq(0)
     end
 
     context 'repetition' do
@@ -152,5 +152,167 @@ describe ProcedureRevision do
       expect(new_revision.revision_types_de_champ).not_to eq(revision.revision_types_de_champ)
       expect(new_revision.revision_types_de_champ_private).not_to eq(revision.revision_types_de_champ_private)
     end
+
+    describe '#compare' do
+      let(:type_de_champ_first) { revision.types_de_champ.first }
+      let(:type_de_champ_second) { revision.types_de_champ.second }
+
+      it 'type_de_champ' do
+        expect(new_revision.types_de_champ.size).to eq(2)
+        new_type_de_champ = new_revision.add_type_de_champ({
+          type_champ: TypeDeChamp.type_champs.fetch(:text),
+          libelle: "Un champ text"
+        })
+        revision.reload
+        expect(new_revision.types_de_champ.size).to eq(3)
+        expect(new_revision.types_de_champ.last).to eq(new_type_de_champ)
+        expect(new_revision.revision_types_de_champ.last.position).to eq(2)
+        expect(new_revision.revision_types_de_champ.last.type_de_champ).to eq(new_type_de_champ)
+        expect(new_revision.revision_types_de_champ.last.type_de_champ.revision).to eq(new_revision)
+        expect(procedure.active_revision.changed?(new_revision)).to be_truthy
+        expect(procedure.active_revision.compare(new_revision)).to eq([
+          {
+            op: :add,
+            label: "Un champ text",
+            private: false
+          }
+        ])
+
+        new_revision.find_or_clone_type_de_champ(new_revision.types_de_champ.first.stable_id).update(libelle: 'modifier le libelle')
+        expect(procedure.active_revision.compare(new_revision.reload)).to eq([
+          {
+            op: :update,
+            attribute: :libelle,
+            label: type_de_champ_first.libelle,
+            private: false,
+            from: type_de_champ_first.libelle,
+            to: "modifier le libelle"
+          },
+          {
+            op: :add,
+            label: "Un champ text",
+            private: false
+          }
+        ])
+        expect(new_revision.types_de_champ.first.revision).to eq(new_revision)
+
+        new_revision.move_type_de_champ(new_revision.types_de_champ.second.stable_id, 2)
+        expect(procedure.active_revision.compare(new_revision.reload)).to eq([
+          {
+            op: :update,
+            attribute: :libelle,
+            label: type_de_champ_first.libelle,
+            private: false,
+            from: type_de_champ_first.libelle,
+            to: "modifier le libelle"
+          },
+          {
+            op: :add,
+            label: "Un champ text",
+            private: false
+          },
+          {
+            op: :move,
+            label: type_de_champ_second.libelle,
+            private: false,
+            from: 1,
+            to: 2
+          }
+        ])
+        expect(new_revision.types_de_champ.last.revision).to eq(revision)
+
+        new_revision.remove_type_de_champ(new_revision.types_de_champ.first.stable_id)
+        expect(procedure.active_revision.compare(new_revision.reload)).to eq([
+          {
+            op: :remove,
+            label: type_de_champ_first.libelle,
+            private: false
+          },
+          {
+            op: :add,
+            label: "Un champ text",
+            private: false
+          }
+        ])
+
+        new_revision.find_or_clone_type_de_champ(new_revision.types_de_champ.last.stable_id).update(description: 'une description')
+        new_revision.find_or_clone_type_de_champ(new_revision.types_de_champ.last.stable_id).update(mandatory: true)
+        expect(procedure.active_revision.compare(new_revision.reload)).to eq([
+          {
+            op: :remove,
+            label: type_de_champ_first.libelle,
+            private: false
+          },
+          {
+            op: :add,
+            label: "Un champ text",
+            private: false
+          },
+          {
+            op: :update,
+            attribute: :description,
+            label: type_de_champ_second.libelle,
+            private: false,
+            from: type_de_champ_second.description,
+            to: "une description"
+          },
+          {
+            op: :update,
+            attribute: :mandatory,
+            label: type_de_champ_second.libelle,
+            private: false,
+            from: false,
+            to: true
+          }
+        ])
+
+        new_revision.find_or_clone_type_de_champ(new_revision.types_de_champ.last.types_de_champ.first.stable_id).update(type_champ: :drop_down_list)
+        new_revision.find_or_clone_type_de_champ(new_revision.types_de_champ.last.types_de_champ.first.stable_id).update(drop_down_options: ['one', 'two'])
+        expect(procedure.active_revision.compare(new_revision.reload)).to eq([
+          {
+            op: :remove,
+            label: type_de_champ_first.libelle,
+            private: false
+          },
+          {
+            op: :add,
+            label: "Un champ text",
+            private: false
+          },
+          {
+            op: :update,
+            attribute: :description,
+            label: type_de_champ_second.libelle,
+            private: false,
+            from: type_de_champ_second.description,
+            to: "une description"
+          },
+          {
+            op: :update,
+            attribute: :mandatory,
+            label: type_de_champ_second.libelle,
+            private: false,
+            from: false,
+            to: true
+          },
+          {
+            op: :update,
+            attribute: :type_champ,
+            label: "sub type de champ",
+            private: false,
+            from: "text",
+            to: "drop_down_list"
+          },
+          {
+            op: :update,
+            attribute: :drop_down_options,
+            label: "sub type de champ",
+            private: false,
+            from: [],
+            to: ["one", "two"]
+          }
+        ])
+      end
+    end
   end
 end