diff --git a/app/assets/stylesheets/navbar.scss b/app/assets/stylesheets/navbar.scss
index bad10bfdb..bf35549e1 100644
--- a/app/assets/stylesheets/navbar.scss
+++ b/app/assets/stylesheets/navbar.scss
@@ -46,6 +46,7 @@
       min-height: 58px;
       color: #000000;
       overflow: hidden;
+      white-space: nowrap;
       text-overflow: ellipsis;
     }
     .options {
diff --git a/app/controllers/backoffice/dossiers_controller.rb b/app/controllers/backoffice/dossiers_controller.rb
index ee1f69ac1..7edc11989 100644
--- a/app/controllers/backoffice/dossiers_controller.rb
+++ b/app/controllers/backoffice/dossiers_controller.rb
@@ -159,7 +159,7 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
   end
 
   def archive
-    facade = create_dossier_facade params[:dossier_id]
+    facade = create_dossier_facade params[:id]
     unless facade.dossier.archived
       facade.dossier.update(archived: true)
       flash.notice = 'Dossier archivé'
@@ -167,10 +167,20 @@ class Backoffice::DossiersController < Backoffice::DossiersListController
     redirect_to backoffice_dossiers_path
   end
 
+
+  def unarchive
+    @dossier = Dossier.find(params[:id])
+    if @dossier.archived
+      @dossier.update(archived: false)
+      flash.notice = 'Dossier désarchivé'
+    end
+    redirect_to backoffice_dossier_path(@dossier)
+  end
+
   def reopen
     create_dossier_facade params[:dossier_id]
 
-    @facade.dossier.initiated!
+    @facade.dossier.replied!
     flash.notice = 'Dossier réouvert.'
 
     redirect_to backoffice_dossiers_path
diff --git a/app/controllers/backoffice/dossiers_list_controller.rb b/app/controllers/backoffice/dossiers_list_controller.rb
index 2bcb2a6dd..52274bb79 100644
--- a/app/controllers/backoffice/dossiers_list_controller.rb
+++ b/app/controllers/backoffice/dossiers_list_controller.rb
@@ -29,36 +29,31 @@ class Backoffice::DossiersListController < ApplicationController
 
   def smartlisting_dossier dossiers_list=nil, liste='all_state'
     dossiers_list_facade liste
+    service = dossiers_list_facade.service
 
-    new_dossiers_list = dossiers_list_facade.service.nouveaux
-    follow_dossiers_list = dossiers_list_facade.service.suivi
-    all_state_dossiers_list = dossiers_list_facade.service.all_state
 
     if param_page.nil?
       params[:dossiers_smart_listing] = {page: dossiers_list_facade.service.default_page}
     end
 
-    smart_listing_create :new_dossiers,
-                         new_dossiers_list,
-                         partial: "backoffice/dossiers/list",
-                         array: true,
-                         default_sort: dossiers_list_facade.service.default_sort
+    default_smart_listing_create :new_dossiers, service.nouveaux
+    default_smart_listing_create :follow_dossiers, service.suivi
+    default_smart_listing_create :all_state_dossiers, service.all_state
+    default_smart_listing_create :archived_dossiers, service.archive
 
-    smart_listing_create :follow_dossiers,
-                         follow_dossiers_list,
-                         partial: "backoffice/dossiers/list",
-                         array: true,
-                         default_sort: dossiers_list_facade.service.default_sort
-
-    smart_listing_create :all_state_dossiers,
-                         all_state_dossiers_list,
-                         partial: "backoffice/dossiers/list",
-                         array: true,
-                         default_sort: dossiers_list_facade.service.default_sort
+    @archived_dossiers = service.archive
   end
 
   private
 
+  def default_smart_listing_create name, collection
+    smart_listing_create name,
+                         collection,
+                         partial: 'backoffice/dossiers/list',
+                         array: true,
+                         default_sort: dossiers_list_facade.service.default_sort
+  end
+
   def param_smart_listing
     params[:dossiers_smart_listing]
   end
diff --git a/app/controllers/users/description_controller.rb b/app/controllers/users/description_controller.rb
index 770e2d8c8..71bc8aa29 100644
--- a/app/controllers/users/description_controller.rb
+++ b/app/controllers/users/description_controller.rb
@@ -17,20 +17,21 @@ class Users::DescriptionController < UsersController
       acc
     end
 
+    unless @dossier.can_be_initiated?
+      flash[:alert] = t('errors.messages.procedure_archived')
+    end
+
   rescue ActiveRecord::RecordNotFound
     flash.alert = t('errors.messages.dossier_not_found')
     redirect_to url_for(root_path)
   end
 
-  # def error
-  #   show
-  #   flash.now.alert = 'Un ou plusieurs attributs obligatoires sont manquants ou incorrects.'
-  #   render 'show'
-  # end
-
-  def create
+  def update
     @dossier = current_user_dossier
     @procedure = @dossier.procedure
+
+    return head :forbidden unless @dossier.can_be_initiated?
+
     @champs = @dossier.ordered_champs
 
     mandatory = true
diff --git a/app/facades/admin_procedures_show_facades.rb b/app/facades/admin_procedures_show_facades.rb
index ae09fa37a..6b9c7f07a 100644
--- a/app/facades/admin_procedures_show_facades.rb
+++ b/app/facades/admin_procedures_show_facades.rb
@@ -13,8 +13,11 @@ class AdminProceduresShowFacades
 
   def dossiers_for_pie_highchart
     dossiers.where.not(state: :draft, archived: true).group(:state).count
-        .map{|key, value| { (DossierDecorator.case_state_fr key) => value } }
-        .reduce({}, :merge)
+      .reduce({}) do |acc, (key, val)|
+      translated_key = DossierDecorator.case_state_fr(key)
+      acc[translated_key].nil? ? acc[translated_key] = val : acc[translated_key] += val
+      acc
+    end
   end
 
   def dossiers_archived_by_state_total
diff --git a/app/facades/dossier_facades.rb b/app/facades/dossier_facades.rb
index 6893f4bcb..6d707f7fc 100644
--- a/app/facades/dossier_facades.rb
+++ b/app/facades/dossier_facades.rb
@@ -2,7 +2,7 @@ class DossierFacades
 
   #TODO rechercher en fonction de la personne/email
   def initialize(dossier_id, email, champ_id = nil)
-    @dossier = Dossier.where(archived: false).find(dossier_id)
+    @dossier = Dossier.find(dossier_id)
     @champ_id = champ_id
   end
 
diff --git a/app/models/dossier.rb b/app/models/dossier.rb
index 88acb1cee..00afd691e 100644
--- a/app/models/dossier.rb
+++ b/app/models/dossier.rb
@@ -38,6 +38,8 @@ class Dossier < ActiveRecord::Base
   delegate :types_de_champ, to: :procedure
   delegate :france_connect_information, to: :user
 
+  before_validation :update_state_dates, if: -> { state_changed? }
+
   after_save :build_default_champs, if: Proc.new { procedure_id_changed? }
   after_save :build_default_individual, if: Proc.new { procedure.for_individual? }
 
@@ -199,6 +201,8 @@ class Dossier < ActiveRecord::Base
     where(state: TERMINE, archived: false).order("updated_at #{order}")
   end
 
+  scope :archived, -> { where(archived: true) }
+
   def cerfa_available?
     procedure.cerfa_flag? && cerfa.size != 0
   end
@@ -302,4 +306,21 @@ class Dossier < ActiveRecord::Base
   def invite_by_user? email
     (invites_user.pluck :email).include? email
   end
+
+  def can_be_initiated?
+    !(procedure.archived && draft?)
+  end
+
+  private
+
+  def update_state_dates
+    if initiated? && !self.initiated_at
+      self.initiated_at = DateTime.now
+    elsif received? && !self.received_at
+      self.received_at = DateTime.now
+    elsif TERMINE.include?(state)
+      self.processed_at = DateTime.now
+    end
+  end
+
 end
diff --git a/app/serializers/dossier_procedure_serializer.rb b/app/serializers/dossier_procedure_serializer.rb
index c0d694d59..02ebc4815 100644
--- a/app/serializers/dossier_procedure_serializer.rb
+++ b/app/serializers/dossier_procedure_serializer.rb
@@ -4,7 +4,10 @@ class DossierProcedureSerializer < ActiveModel::Serializer
              :updated_at,
              :archived,
              :mandataire_social,
-             :state
+             :state,
+             :initiated_at,
+             :received_at,
+             :processed_at
 
   attribute :followers_gestionnaires_emails, key: :emails_accompagnateurs
 end
diff --git a/app/services/dossiers_list_gestionnaire_service.rb b/app/services/dossiers_list_gestionnaire_service.rb
index 335dd7e12..93a1a4dc0 100644
--- a/app/services/dossiers_list_gestionnaire_service.rb
+++ b/app/services/dossiers_list_gestionnaire_service.rb
@@ -11,6 +11,7 @@ class DossiersListGestionnaireService
          'a_traiter' => ouvert,
          'a_instruire' => a_instruire,
          'termine' => termine,
+         'archive' => archive,
          'all_state' => all_state}[@liste]
 
   end
@@ -39,6 +40,10 @@ class DossiersListGestionnaireService
     @a_instruire ||= filter_dossiers.a_instruire
   end
 
+  def archive
+    @archive ||= filter_dossiers.archived
+  end
+
   def termine
     @termine ||= filter_dossiers.termine
   end
diff --git a/app/views/backoffice/dossiers/_list.html.haml b/app/views/backoffice/dossiers/_list.html.haml
index 348b51baf..bf18a4ad2 100644
--- a/app/views/backoffice/dossiers/_list.html.haml
+++ b/app/views/backoffice/dossiers/_list.html.haml
@@ -1,9 +1,9 @@
 %table#dossiers_list.table
   %thead
     - if smart_listing.name.to_s == 'follow_dossiers'
-      %th.col-md-1.col-lg-1.col-sm-1.col-xs-1.col-sm-1.col-xs-1.center
+      %th.col-xs-1.center
         %i.fa.fa-bell
-    %th.col-md-1.col-lg-1.col-sm-1.col-xs-1.col-sm-1.col-xs-1
+    %th.col-xs-1
       État
 
     - @facade_data_view.preference_list_dossiers_filter.each do |preference|
@@ -17,14 +17,14 @@
             %i.filter.fa.fa-filter{style: "color:#{(preference.filter.blank? ? 'grey' : 'orange')}", id: "filter_#{smart_listing.name.to_s}_#{preference.table_attr.sub('.', '_')}"}
             = render partial: 'backoffice/dossiers/filter_framed', locals:{preference: preference, filter_framed_id: "framed_filter_#{smart_listing.name.to_s}_#{preference.table_attr.sub('.', '_')}"}
 
-    %th.col-md-1.col-lg-1.col-sm-1.col-xs-1.col-sm-1.col-xs-1.center Actions
-    %th.col-md-1.col-lg-1.col-sm-1.col-xs-1.col-sm-1.col-xs-1.center Abonnés
+    %th.col-xs-1.center Actions
+    %th.col-xs-1.center Abonnés
 
   - unless smart_listing.empty?
     - smart_listing.collection.each do |dossier|
       %tr.dossier-row{id: "tr_dossier_#{dossier.id}", 'data-dossier_url' => backoffice_dossier_url(id: dossier.id)}
         - if smart_listing.name.to_s == 'follow_dossiers'
-          %td.col-md-1.col-lg-1.col-sm-1.col-xs-1.col-sm-1.col-xs-1.center
+          %td.col-xs-1.center
             - total_notif = dossier.notifications.where(already_read: false).count
             - if total_notif == 0
               .badge.progress-bar-default
@@ -32,7 +32,7 @@
             - else
               .badge.progress-bar-warning
                 = total_notif
-        %td.col-md-1.col-lg-1.col-sm-1.col-xs-1.col-sm-1.col-xs-1
+        %td.col-xs-1
           = dossier.decorate.display_state
         - @facade_data_view.preference_list_dossiers_filter.each_with_index do |preference, index|
           - unless preference.libelle == 'Statut' || preference.libelle == 'État'
diff --git a/app/views/backoffice/dossiers/index.html.haml b/app/views/backoffice/dossiers/index.html.haml
index 4c622f1ec..561c8df4b 100644
--- a/app/views/backoffice/dossiers/index.html.haml
+++ b/app/views/backoffice/dossiers/index.html.haml
@@ -3,53 +3,62 @@
     = render partial: 'backoffice/dossiers/pref_list'
 
   .default_data_block
-    %div.row.show-block#new_dossiers
-      %div.header
-        %div.col-lg-10.col-md-10.col-sm-10.col-xs-10.title
-          %div.carret-right
-          %div.carret-down
+    .row.show-block#new_dossiers
+      .header
+        .col-xs-10.title
+          .carret-right
+          .carret-down
           Nouveaux dossiers
-        %div.col-lg-2.col-md-2.col-sm-2.col-xs-2.count
-          =@facade_data_view.nouveaux_total
-          dossiers
-      %div.body
+        .col-xs-2.count
+          = pluralize(@facade_data_view.nouveaux_total, "dossier")
+      .body
         = smart_listing_render :new_dossiers
 
   .row.center
-    .col-lg-1.col-md-1.col-sm-1.col-xs-1
-    .col-lg-2.col-md-2.col-sm-2.col-xs-2
+    .col-xs-3
       =link_to 'Tous les états', '?liste=all_state', class: 'text-info', style:"text-decoration: #{@facade_data_view.liste == 'all_state'? 'underline' : ''}"
-    .col-lg-2.col-md-2.col-sm-2.col-xs-2
+    .col-xs-3
       =link_to 'En construction', '?liste=a_traiter', class: 'text-danger', style:"text-decoration: #{@facade_data_view.liste == 'a_traiter'? 'underline' : ''}"
-    .col-lg-2.col-md-2.col-sm-2.col-xs-2
-      =link_to 'À receptionner', '?liste=deposes', class: 'text-purple', style:"text-decoration: #{@facade_data_view.liste == 'deposes'? 'underline' : ''}"
-    .col-lg-2.col-md-2.col-sm-2.col-xs-2
-      =link_to  'À instruire', '?liste=a_instruire', class: 'text-warning', style:"text-decoration: #{@facade_data_view.liste == 'a_instruire'? 'underline' : ''}"
-    .col-lg-2.col-md-2.col-sm-2.col-xs-2
+    .col-xs-3
+      =link_to  'En instruction', '?liste=a_instruire', class: 'text-warning', style:"text-decoration: #{@facade_data_view.liste == 'a_instruire'? 'underline' : ''}"
+    .col-xs-3
       =link_to  'Terminés', '?liste=termine', class: 'text-success', style:"text-decoration: #{@facade_data_view.liste == 'termine'? 'underline' : ''}"
 
   .default_data_block.default_visible
-    %div.row.show-block#follow_dossiers
-      %div.header
-        %div.col-lg-10.col-md-10.col-sm-10.col-xs-10.title
-          %div.carret-right
-          %div.carret-down
+    .row.show-block#follow_dossiers
+      .header
+        .col-xs-10.title
+          .carret-right
+          .carret-down
           Dossiers suivis
-        %div.col-lg-2.col-md-2.col-sm-2.col-xs-2.count
-          =@facade_data_view.suivi_total
-          dossiers
-      %div.body
+        .col-xs-2.count
+          = pluralize(@facade_data_view.suivi_total, "dossier")
+      .body
         = smart_listing_render :follow_dossiers
 
   .default_data_block
-    %div.row.show-block#all_dossiers
-      %div.header
-        %div.col-lg-10.col-md-10.col-sm-10.col-xs-10.title
-          %div.carret-right
-          %div.carret-down
+    .row.show-block#all_dossiers
+      .header
+        .col-xs-10.title
+          .carret-right
+          .carret-down
           Tous les dossiers
-        %div.col-lg-2.col-md-2.col-sm-2.col-xs-2.count
-          =@facade_data_view.all_state_total
-          dossiers
-      %div.body
+        .col-xs-2.count
+          = pluralize(@facade_data_view.all_state_total, "dossier")
+      .body
         = smart_listing_render :all_state_dossiers
+
+
+  - if @archived_dossiers
+    .default_data_block
+      .row.show-block#archived_dossiers
+        .header
+          .col-xs-10.title
+            .carret-right
+            .carret-down
+            Dossiers archivés
+          .col-xs-2.count
+            = pluralize(@archived_dossiers.count, "dossier")
+
+        .body
+          = smart_listing_render :archived_dossiers
diff --git a/app/views/backoffice/dossiers/show.html.haml b/app/views/backoffice/dossiers/show.html.haml
index be9e5d17d..cb7d90ad2 100644
--- a/app/views/backoffice/dossiers/show.html.haml
+++ b/app/views/backoffice/dossiers/show.html.haml
@@ -1,2 +1,2 @@
 #backoffice_dossier_show.col-xs-12
-  = render partial: "dossiers/dossier_show"
+  = render partial: "dossiers/dossier_show"
\ No newline at end of file
diff --git a/app/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.html.haml b/app/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.html.haml
index 43dbfac81..5868e5ae8 100644
--- a/app/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.html.haml
+++ b/app/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.html.haml
@@ -1,11 +1,11 @@
-%div#first-block
-  %div.infos
+#first-block
+  .infos
     #dossier_id= t('dynamics.dossiers.numéro') + @facade.dossier.id.to_s
 
-%div#action-block
+#action-block
   - if gestionnaire_signed_in?
     - if !@facade.dossier.read_only? || @facade.dossier.initiated?
-      = link_to 'Accuser réception', backoffice_dossier_receive_path(@facade.dossier), method: :post, class: 'btn btn-danger btn-block'
+      = link_to 'Passer en instruction', backoffice_dossier_receive_path(@facade.dossier), method: :post, class: 'btn btn-danger btn-block'
 
     - elsif @facade.dossier.received?
       = form_tag(url_for({controller: 'backoffice/dossiers', action: :close, dossier_id: @facade.dossier.id}), class: 'form-inline action_button', method: 'POST', style: 'display:inline', 'data-toggle' => :tooltip, title: 'Accepter') do
@@ -19,18 +19,24 @@
           %i.fa.fa-times
       = link_to 'Reouvrir', backoffice_dossier_reopen_path(@facade.dossier), method: :post, class: 'btn btn-default btn-block'
 
-    - unless @facade.dossier.archived?
-      = link_to 'Archiver', backoffice_dossier_archive_path(@facade.dossier), method: :post, class: 'btn btn-default btn-block'
+    %hr
+    - if @facade.dossier.archived?
+      %p
+        Archivé
+      = link_to 'Désarchiver', unarchive_backoffice_dossier_path(@facade.dossier), method: :post, class: 'btn btn-default btn-block'
+
+    - else
+      = link_to 'Archiver', archive_backoffice_dossier_path(@facade.dossier), method: :post, class: 'btn btn-default btn-block'
 
 
 
-%div#menu-block
+#menu-block
 
-%div#infos-block
-  %div.split-hr-left
-  %div.dossier-state= @facade.dossier.display_state
-  %div.split-hr-left
-  %div.notifications
+#infos-block
+  .split-hr-left
+  .dossier-state= @facade.dossier.display_state
+  .split-hr-left
+  .notifications
     - if @facade.dossier.notifications.empty?
       Aucune notification pour le moment.
     - else
diff --git a/app/views/layouts/left_panels/_left_panel_users_dossierscontroller_index.html.haml b/app/views/layouts/left_panels/_left_panel_users_dossierscontroller_index.html.haml
index 643af12dc..a6f39fe6d 100644
--- a/app/views/layouts/left_panels/_left_panel_users_dossierscontroller_index.html.haml
+++ b/app/views/layouts/left_panels/_left_panel_users_dossierscontroller_index.html.haml
@@ -25,13 +25,13 @@
 
       %a{:href => "#{url_for users_dossiers_path(liste: 'en_instruction')}", 'data-toggle' => :tooltip, title: 'Les dossiers en cours d\'examen par l\'administration compétante.'}
         %div.procedure_list_element{ class: @dossiers_list_facade.en_instruction_class, id: 'en_instruction' }
-          ="En examen"
+          ="En instruction"
           .badge.progress-bar-default
             = @dossiers_list_facade.en_instruction_total
 
       %a{:href => "#{url_for users_dossiers_path(liste: 'termine')}", 'data-toggle' => :tooltip, title: 'Les dossiers cloturés qui peuvent être "Accepté", "Refusé" ou "Sans suite".'}
         %div.procedure_list_element{ class:  @dossiers_list_facade.termine_class, id: 'termine' }
-          = "Cloturé"
+          = "Terminé"
           .badge.progress-bar-success
             = @dossiers_list_facade.termine_total
 
diff --git a/app/views/users/description/_show.html.haml b/app/views/users/description/_show.html.haml
index f216b3d7a..14b17b160 100644
--- a/app/views/users/description/_show.html.haml
+++ b/app/views/users/description/_show.html.haml
@@ -15,7 +15,7 @@
     = @dossier.procedure.libelle
 
   -#TODO use form_for
-  = form_tag(url_for({controller: 'users/description', action: :create, dossier_id: @dossier.id}), class: 'form', method: 'POST', multipart: true) do
+  = form_tag(url_for({controller: 'users/description', action: :update, dossier_id: @dossier.id}), class: 'form', method: 'POST', multipart: true) do
     -unless @champs.nil?
       #liste_champs
         =render partial: 'users/description/champs', locals:{private: false}
@@ -41,16 +41,16 @@
               Vous pourrez dans tous les cas les compléter plus tard si vous ne les possédez pas de suite.
 
 
-    -route = Rails.application.routes.recognize_path(request.referrer)
+    -route = Rails.application.routes.recognize_path(request.referrer) # WTF ?
     - unless route[:controller].match('admin')
       %div{style: 'text-align:right'}
         %h6 Tous les champs portant un * sont obligatoires.
 
-      -if !@dossier.draft?
-        =render partial: '/layouts/modifications_terminees'
-      -else
-        = submit_tag 'Soumettre mon dossier', id: 'suivant', name: 'submit[nouveaux]', class: %w(btn btn btn-success), style: 'float:right', data: { disable_with: 'Soumettre votre dossier', submit: true}
-        = submit_tag 'Enregistrer un brouillon', id: 'brouillon', name: 'submit[brouillon]', class: %w(btn btn-xs btn-default), style: 'float:right; margin-right: 10px; margin-top: 6px', data: {disable_with: 'Enregistrer un brouillon', submit: true}
-
-    %br
-    %br
+      - if !@dossier.can_be_initiated?
+        .alert.alert-danger
+          = t('errors.messages.procedure_archived')
+      - elsif !@dossier.draft?
+        = render partial: '/layouts/modifications_terminees'
+      - else
+        = submit_tag 'Soumettre mon dossier', id: 'suivant', name: 'submit[nouveaux]', class: 'btn btn btn-success', style: 'float:right', disabled: @procedure.archived?, data: { disable_with: 'Soumettre votre dossier', submit: true}
+        = submit_tag 'Enregistrer un brouillon', id: 'brouillon', name: 'submit[brouillon]', class: 'btn btn-xs btn-default', style: 'float:right; margin-right: 10px; margin-top: 6px', disabled: @procedure.archived?, data: {disable_with: 'Enregistrer un brouillon', submit: true}
diff --git a/config/locales/fr.yml b/config/locales/fr.yml
index 795c51d50..5f8a4ad9e 100644
--- a/config/locales/fr.yml
+++ b/config/locales/fr.yml
@@ -147,6 +147,7 @@ fr:
       france_connect:
        connexion: "Erreur lors de la connexion à France Connect."
       extension_white_list_error: "Le format de fichier de la pièce jointe n'est pas valide."
+      procedure_archived: "Cette démarche en ligne a été fermée, il n'est plus possible de déposer de dossier."
 
   datetime:
     distance_in_words:
diff --git a/config/locales/models/dossier/fr.yml b/config/locales/models/dossier/fr.yml
index f7a8eb123..9b4b80766 100644
--- a/config/locales/models/dossier/fr.yml
+++ b/config/locales/models/dossier/fr.yml
@@ -9,7 +9,7 @@ fr:
         date_previsionnelle: "La date de début prévisionnelle"
         state:
           draft: "Brouillon"
-          initiated: "Nouveau"
+          initiated: "En construction"
           replied: "En construction"
           updated: "En construction"
           received: "En instruction"
diff --git a/config/routes.rb b/config/routes.rb
index 1c3f99b72..2f96e0031 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -63,9 +63,8 @@ Rails.application.routes.draw do
     resources :dossiers do
       get '/add_siret' => 'dossiers/add_siret#show'
 
-      get '/description' => 'description#show'
-      # get '/description/error' => 'description#error'
-      post 'description' => 'description#create'
+      get 'description' => 'description#show'
+      post 'description' => 'description#update'
 
       patch 'pieces_justificatives' => 'description#pieces_justificatives'
 
@@ -162,9 +161,11 @@ Rails.application.routes.draw do
       post 'refuse' => 'dossiers#refuse'
       post 'without_continuation' => 'dossiers#without_continuation'
       post 'close' => 'dossiers#close'
-      post 'archive' => 'dossiers#archive'
+      member do
+        post 'archive'
+        post 'unarchive'
+      end
       post 'reopen' => 'dossiers#reopen'
-
       put 'follow' => 'dossiers#follow'
       resources :commentaires, only: [:index]
     end
diff --git a/db/migrate/20170228144909_add_state_dates_to_dossiers.rb b/db/migrate/20170228144909_add_state_dates_to_dossiers.rb
new file mode 100644
index 000000000..b07f022ea
--- /dev/null
+++ b/db/migrate/20170228144909_add_state_dates_to_dossiers.rb
@@ -0,0 +1,7 @@
+class AddStateDatesToDossiers < ActiveRecord::Migration[5.0]
+  def change
+    add_column :dossiers, :initiated_at, :datetime
+    add_column :dossiers, :received_at, :datetime
+    add_column :dossiers, :processed_at, :datetime
+  end
+end
diff --git a/db/migrate/20170302112312_remove_deposit_datetime_from_dossiers.rb b/db/migrate/20170302112312_remove_deposit_datetime_from_dossiers.rb
new file mode 100644
index 000000000..600beb4a3
--- /dev/null
+++ b/db/migrate/20170302112312_remove_deposit_datetime_from_dossiers.rb
@@ -0,0 +1,8 @@
+class RemoveDepositDatetimeFromDossiers < ActiveRecord::Migration[5.0]
+  def change
+    Dossier.where.not(deposit_datetime: nil).each do |dossier|
+      dossier.update(initiated_at: dossier.deposit_datetime)
+    end
+    remove_column :dossiers, :deposit_datetime, :datetime
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 3e739f4ef..770109651 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,6 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
+
 ActiveRecord::Schema.define(version: 20170307092820) do
 
   # These are extensions that must be enabled in order to support this database
@@ -135,7 +136,9 @@ ActiveRecord::Schema.define(version: 20170307092820) do
     t.text     "json_latlngs"
     t.boolean  "archived",             default: false
     t.boolean  "mandataire_social",    default: false
-    t.datetime "deposit_datetime"
+    t.datetime "initiated_at"
+    t.datetime "received_at"
+    t.datetime "processed_at"
     t.index ["procedure_id"], name: "index_dossiers_on_procedure_id", using: :btree
     t.index ["user_id"], name: "index_dossiers_on_user_id", using: :btree
   end
diff --git a/spec/controllers/backoffice/dossiers/procedure_controller_spec.rb b/spec/controllers/backoffice/dossiers/procedure_controller_spec.rb
index 7967e1010..3dc9f34bd 100644
--- a/spec/controllers/backoffice/dossiers/procedure_controller_spec.rb
+++ b/spec/controllers/backoffice/dossiers/procedure_controller_spec.rb
@@ -3,6 +3,8 @@ require 'spec_helper'
 describe Backoffice::Dossiers::ProcedureController, type: :controller do
   let(:gestionnaire) { create :gestionnaire }
   let(:procedure) { create :procedure }
+  let(:archived) { false }
+  let(:dossier) { create :dossier, procedure: procedure, archived: archived, state: 'initiated'}
 
   before do
     create :assign_to, gestionnaire: gestionnaire, procedure: procedure
@@ -28,6 +30,24 @@ describe Backoffice::Dossiers::ProcedureController, type: :controller do
       it { is_expected.to redirect_to backoffice_dossiers_path }
       it { expect(flash[:alert]).to be_present}
     end
+
+    context 'when procedure contains a dossier' do
+      render_views
+
+      before do
+        dossier
+        subject
+      end
+
+      it { expect(response.body).to have_content('Tous les dossiers 1 dossier') }
+
+      context 'archived' do
+        let(:archived) { true }
+
+        it { expect(response.body).to have_content('Tous les dossiers 0 dossiers') }
+        it { expect(response.body).to have_content('Dossiers archivés 1 dossier') }
+      end
+    end
   end
 
   describe 'GET #filter' do
diff --git a/spec/controllers/backoffice/dossiers_controller_spec.rb b/spec/controllers/backoffice/dossiers_controller_spec.rb
index 1dae5ea60..7cc7759aa 100644
--- a/spec/controllers/backoffice/dossiers_controller_spec.rb
+++ b/spec/controllers/backoffice/dossiers_controller_spec.rb
@@ -104,12 +104,6 @@ describe Backoffice::DossiersController, type: :controller do
         end
       end
 
-      context ' when dossier is archived' do
-        let(:dossier_id) { dossier_archived }
-
-        it { expect(subject).to redirect_to('/backoffice') }
-      end
-
       context 'when dossier id does not exist' do
         let(:dossier_id) { bad_dossier_id }
 
@@ -372,11 +366,11 @@ describe Backoffice::DossiersController, type: :controller do
 
     subject { post :reopen, params: {dossier_id: dossier_id} }
 
-    it 'change state to initiated' do
+    it 'change state to replied' do
       subject
 
       dossier.reload
-      expect(dossier.state).to eq('initiated')
+      expect(dossier.state).to eq('replied')
     end
 
     it { is_expected.to redirect_to backoffice_dossiers_path }
@@ -388,7 +382,7 @@ describe Backoffice::DossiersController, type: :controller do
       sign_in gestionnaire
     end
 
-    subject { post :archive, params: {dossier_id: dossier_id} }
+    subject { post :archive, params: {id: dossier_id} }
 
     it 'change state to archived' do
       subject
diff --git a/spec/controllers/users/description_controller_shared_example.rb b/spec/controllers/users/description_controller_shared_example.rb
index fa90d0824..f74eb29b1 100644
--- a/spec/controllers/users/description_controller_shared_example.rb
+++ b/spec/controllers/users/description_controller_shared_example.rb
@@ -17,12 +17,27 @@ shared_examples 'description_controller_spec' do
     context 'when all is ok' do
       before do
         dossier.entreprise = create :entreprise
+        get :show, params: {dossier_id: dossier_id}
       end
 
       it 'returns http success' do
-        get :show, params: {dossier_id: dossier_id}
         expect(response).to have_http_status(:success)
       end
+
+      context 'procedure is archived' do
+        render_views
+        let(:archived) { true }
+
+        it { expect(response).to have_http_status(:success) }
+        it { expect(response.body).to_not have_content(I18n.t('errors.messages.procedure_archived')) }
+
+        context 'dossier is a draft' do
+          let(:state) { 'draft' }
+
+          it { expect(response).to have_http_status(:success) }
+          it { expect(response.body).to have_content(I18n.t('errors.messages.procedure_archived')) }
+        end
+      end
     end
 
     it 'redirection vers start si mauvais dossier ID' do
@@ -90,7 +105,7 @@ shared_examples 'description_controller_spec' do
     end
   end
 
-  describe 'POST #create' do
+  describe 'POST #update' do
     let(:timestamp) { Time.now }
     let(:description) { 'Description de test Coucou, je suis un saut à la ligne Je suis un double saut  la ligne.' }
 
@@ -98,7 +113,7 @@ shared_examples 'description_controller_spec' do
       describe 'Premier enregistrement des données' do
         let(:submit) { {nouveaux: 'nouveaux'} }
 
-        subject { post :create, params: {dossier_id: dossier_id, submit: submit} }
+        subject { post :update, params: {dossier_id: dossier_id, submit: submit} }
 
         before do
           dossier.draft!
@@ -130,7 +145,7 @@ shared_examples 'description_controller_spec' do
       context 'En train de manipuler un dossier non brouillon' do
         before do
           dossier.initiated!
-          post :create, params: {dossier_id: dossier_id}
+          post :update, params: {dossier_id: dossier_id}
           dossier.reload
         end
 
@@ -145,7 +160,7 @@ shared_examples 'description_controller_spec' do
     end
 
     context 'Quand la procédure accepte les CERFA' do
-      subject { post :create, params: {dossier_id: dossier_id,
+      subject { post :update, params: {dossier_id: dossier_id,
                                        cerfa_pdf: cerfa_pdf} }
 
       it 'Notification interne is create' do
@@ -154,7 +169,7 @@ shared_examples 'description_controller_spec' do
 
       context 'Sauvegarde du CERFA PDF', vcr: {cassette_name: 'controllers_users_description_controller_save_cerfa'} do
         before do
-          post :create, params: {dossier_id: dossier_id,
+          post :update, params: {dossier_id: dossier_id,
                                  cerfa_pdf: cerfa_pdf}
           dossier.reload
         end
@@ -181,7 +196,7 @@ shared_examples 'description_controller_spec' do
           let(:cerfas) { Cerfa.where(dossier_id: dossier_id) }
 
           before do
-            post :create, params: {dossier_id: dossier_id, cerfa_pdf: cerfa_pdf}
+            post :update, params: {dossier_id: dossier_id, cerfa_pdf: cerfa_pdf}
           end
 
           it "il y a deux CERFA PDF pour ce dossier" do
@@ -195,7 +210,7 @@ shared_examples 'description_controller_spec' do
       context 'Sauvegarde du CERFA PDF' do
         let!(:procedure) { create(:procedure) }
         before do
-          post :create, params: {dossier_id: dossier_id,
+          post :update, params: {dossier_id: dossier_id,
                                  cerfa_pdf: cerfa_pdf}
           dossier.reload
         end
@@ -214,7 +229,7 @@ shared_examples 'description_controller_spec' do
       let(:dossier_minute_value) { '00' }
 
       before do
-        post :create, params: {dossier_id: dossier_id,
+        post :update, params: {dossier_id: dossier_id,
                                champs: {
                                    "'#{dossier.champs.first.id}'" => dossier_champs_first,
                                    "'#{dossier.champs.second.id}'" => dossier_date_value
@@ -254,7 +269,7 @@ shared_examples 'description_controller_spec' do
     context 'Sauvegarde des pièces justificatives', vcr: {cassette_name: 'controllers_users_description_controller_sauvegarde_pj'} do
       let(:all_pj_type) { dossier.procedure.type_de_piece_justificative_ids }
       before do
-        post :create, params: {dossier_id: dossier_id,
+        post :update, params: {dossier_id: dossier_id,
                                'piece_justificative_'+all_pj_type[0].to_s => piece_justificative_0,
                                'piece_justificative_'+all_pj_type[1].to_s => piece_justificative_1}
         dossier.reload
@@ -264,7 +279,7 @@ shared_examples 'description_controller_spec' do
         it 'ClamavService safe_file? is call' do
           expect(ClamavService).to receive(:safe_file?).twice
 
-          post :create, params: {dossier_id: dossier_id,
+          post :update, params: {dossier_id: dossier_id,
                                  'piece_justificative_'+all_pj_type[0].to_s => piece_justificative_0,
                                  'piece_justificative_'+all_pj_type[1].to_s => piece_justificative_1}
         end
@@ -281,6 +296,22 @@ shared_examples 'description_controller_spec' do
         it { expect(subject.user).to eq user }
       end
     end
+
+    context 'La procédure est archivée' do
+      let(:archived) { true }
+
+      before do
+        post :update, params: { dossier_id: dossier.id }
+      end
+
+      it { expect(response.status).to eq(302) }
+
+      context 'Le dossier est en brouillon' do
+        let(:state) { 'draft' }
+
+        it { expect(response.status).to eq(403) }
+      end
+    end
   end
 
   describe 'POST #pieces_justificatives', vcr: {cassette_name: 'controllers_users_description_controller_pieces_justificatives'} do
diff --git a/spec/controllers/users/description_controller_spec.rb b/spec/controllers/users/description_controller_spec.rb
index ace2b9f1b..0cd1c0414 100644
--- a/spec/controllers/users/description_controller_spec.rb
+++ b/spec/controllers/users/description_controller_spec.rb
@@ -5,9 +5,11 @@ require 'controllers/users/description_controller_shared_example'
 describe Users::DescriptionController, type: :controller, vcr: {cassette_name: 'controllers_users_description_controller'} do
   let(:owner_user) { create(:user) }
   let(:invite_by_user) { create :user, email: 'invite@plop.com' }
+  let(:archived) { false }
+  let(:state) { 'initiated' }
 
-  let(:procedure) { create(:procedure, :with_two_type_de_piece_justificative, :with_type_de_champ, :with_datetime, cerfa_flag: true) }
-  let(:dossier) { create(:dossier, procedure: procedure, user: owner_user, state: 'initiated') }
+  let(:procedure) { create(:procedure, :with_two_type_de_piece_justificative, :with_type_de_champ, :with_datetime, cerfa_flag: true, archived: archived) }
+  let(:dossier) { create(:dossier, procedure: procedure, user: owner_user, state: state) }
 
   let(:dossier_id) { dossier.id }
   let(:bad_dossier_id) { Dossier.count + 10000 }
diff --git a/spec/decorators/dossier_decorator_spec.rb b/spec/decorators/dossier_decorator_spec.rb
index 7746c397a..31a32b161 100644
--- a/spec/decorators/dossier_decorator_spec.rb
+++ b/spec/decorators/dossier_decorator_spec.rb
@@ -24,7 +24,7 @@ describe DossierDecorator do
 
     it 'initiated is initiate' do
       dossier.initiated!
-      expect(subject).to eq('Nouveau')
+      expect(subject).to eq('En construction')
     end
 
     it 'replied is repondu' do
diff --git a/spec/facades/admin_procedures_show_facades_spec.rb b/spec/facades/admin_procedures_show_facades_spec.rb
index 8988d3474..9352eecd6 100644
--- a/spec/facades/admin_procedures_show_facades_spec.rb
+++ b/spec/facades/admin_procedures_show_facades_spec.rb
@@ -26,7 +26,7 @@ describe AdminProceduresShowFacades do
   describe '.dossiers_for_pie_highchart' do
     subject { super().dossiers_for_pie_highchart }
 
-    it { expect(subject).to eq({'Nouveau' => 1, "En construction"=>1}) }
+    it { expect(subject).to eq({ 'En construction' => 3 }) }
   end
 
   describe '.dossiers_archived_by_state_total' do
diff --git a/spec/features/users/onglets_link_spec.rb b/spec/features/users/onglets_link_spec.rb
index 14a9d8fd3..7454df1e4 100644
--- a/spec/features/users/onglets_link_spec.rb
+++ b/spec/features/users/onglets_link_spec.rb
@@ -34,7 +34,7 @@ feature 'on click on tabs button' do
     context 'when he click on tabs en examen' do
       before do
         visit users_dossiers_url(liste: :en_instruction)
-        page.click_on 'En examen 1'
+        page.click_on 'En instruction 1'
       end
 
       scenario 'it redirect to users dossier termine' do
@@ -45,7 +45,7 @@ feature 'on click on tabs button' do
     context 'when he click on tabs termine' do
       before do
         visit users_dossiers_url(liste: :termine)
-        page.click_on 'Cloturé 3'
+        page.click_on 'Terminé 3'
       end
 
       scenario 'it redirect to users dossier termine' do
diff --git a/spec/models/dossier_spec.rb b/spec/models/dossier_spec.rb
index ad9b4c19e..182b8c60b 100644
--- a/spec/models/dossier_spec.rb
+++ b/spec/models/dossier_spec.rb
@@ -597,7 +597,10 @@ describe Dossier do
     let(:procedure) { create(:procedure, :with_type_de_champ) }
     let(:gestionnaire) { create(:gestionnaire) }
     let(:follow) { create(:follow, gestionnaire: gestionnaire) }
-    let(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure, follows: [follow]) }
+    let(:date1) { 1.day.ago }
+    let(:date2) { 1.hour.ago }
+    let(:date3) { 1.minute.ago }
+    let(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure, follows: [follow], initiated_at: date1, received_at: date2, processed_at: date3) }
 
     describe '#export_headers' do
 
@@ -608,6 +611,7 @@ describe Dossier do
     end
 
     describe '#data_with_champs' do
+
       subject { dossier.data_with_champs }
 
       it { expect(subject[0]).to be_a_kind_of(Integer) }
@@ -616,14 +620,17 @@ describe Dossier do
       it { expect(subject[3]).to be_in([true, false]) }
       it { expect(subject[4]).to be_in([true, false]) }
       it { expect(subject[5]).to eq("draft") }
-      it { expect(subject[6]).to eq(dossier.followers_gestionnaires_emails) }
+      it { expect(subject[6]).to eq(date1) }
+      it { expect(subject[7]).to eq(date2) }
+      it { expect(subject[8]).to eq(date3) }
+      it { expect(subject[9]).to eq(dossier.followers_gestionnaires_emails) }
       it { expect(subject.count).to eq(DossierProcedureSerializer.new(dossier).attributes.count + dossier.procedure.types_de_champ.count + dossier.export_entreprise_data.count) }
     end
   end
 
   describe '#Dossier.to_csv' do
     let!(:procedure) { create(:procedure) }
-    let!(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure) }
+    let!(:dossier) { create(:dossier, :with_entreprise, user: user, procedure: procedure, ) }
 
     subject do
       dossier_hash = {}
@@ -881,6 +888,82 @@ describe Dossier do
       it { is_expected.to eq "#{gestionnaire.email} #{gestionnaire2.email}" }
     end
 
+  end
+
+  describe '#update_state_dates' do
+    let(:state) { 'draft' }
+    let(:dossier) { create(:dossier, state: state) }
+    let(:beginning_of_day) { Time.now.beginning_of_day }
+
+    before do
+      Timecop.freeze(beginning_of_day)
+    end
+
+    context 'when dossier is initiated' do
+      before do
+        dossier.initiated!
+        dossier.reload
+      end
+
+      it { expect(dossier.state).to eq('initiated') }
+      it { expect(dossier.initiated_at).to eq(beginning_of_day) }
+
+      it 'should keep first initiated_at date' do
+        Timecop.return
+        dossier.received!
+        dossier.initiated!
+
+        expect(dossier.initiated_at).to eq(beginning_of_day)
+      end
+    end
+
+    context 'when dossier is received' do
+      let(:state) { 'initiated' }
+
+      before do
+        dossier.received!
+        dossier.reload
+      end
+
+      it { expect(dossier.state).to eq('received') }
+      it { expect(dossier.received_at).to eq(beginning_of_day) }
+
+      it 'should keep first received_at date if dossier is set to initiated again' do
+        Timecop.return
+        dossier.initiated!
+        dossier.received!
+
+        expect(dossier.received_at).to eq(beginning_of_day)
+      end
+    end
+
+    shared_examples 'dossier is processed' do |new_state|
+      before do
+        dossier.update(state: new_state)
+        dossier.reload
+      end
+
+      it { expect(dossier.state).to eq(new_state) }
+      it { expect(dossier.processed_at).to eq(beginning_of_day) }
+    end
+
+    context 'when dossier is closed' do
+      let(:state) { 'received' }
+
+      it_behaves_like 'dossier is processed', 'closed'
+    end
+
+    context 'when dossier is refused' do
+      let(:state) { 'received' }
+
+      it_behaves_like 'dossier is processed', 'refused'
+    end
+
+    context 'when dossier is without_continuation' do
+      let(:state) { 'received' }
+
+      it_behaves_like 'dossier is processed', 'without_continuation'
+    end
 
   end
 end
diff --git a/spec/views/backoffice/dossiers/index_html.haml_spec.rb b/spec/views/backoffice/dossiers/index_html.haml_spec.rb
index d6822f816..3de97bd7a 100644
--- a/spec/views/backoffice/dossiers/index_html.haml_spec.rb
+++ b/spec/views/backoffice/dossiers/index_html.haml_spec.rb
@@ -77,7 +77,7 @@ describe 'backoffice/dossiers/index.html.haml', type: :view do
 
   subject { rendered }
 
-  it { is_expected.to have_content('Nouveaux dossiers 1 dossiers') }
+  it { is_expected.to have_content('Nouveaux dossiers 1 dossier') }
   it { is_expected.to have_content('Dossiers suivis 0 dossiers') }
   it { is_expected.to have_content('Tous les dossiers 7 dossiers') }
 
diff --git a/spec/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show_spec.rb b/spec/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show_spec.rb
index 4d3b8cac5..fc7322a97 100644
--- a/spec/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show_spec.rb
+++ b/spec/views/layouts/left_panels/_left_panel_backoffice_dossierscontroller_show_spec.rb
@@ -2,8 +2,9 @@ require 'spec_helper'
 
 describe 'layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.html.haml', type: :view do
 
-  let!(:dossier) { create(:dossier, :with_entreprise,  state: state) }
+  let!(:dossier) { create(:dossier, :with_entreprise,  state: state, archived: archived) }
   let(:state) { 'draft' }
+  let(:archived) { false }
   let(:gestionnaire) { create(:gestionnaire) }
 
   before do
@@ -24,8 +25,8 @@ describe 'layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.htm
 
   context 'button dossier state changements' do
 
-    shared_examples 'button Accuser réception is present' do
-      it { expect(rendered).to have_link('Accuser réception') }
+    shared_examples 'button Passer en instruction is present' do
+      it { expect(rendered).to have_link('Passer en instruction') }
     end
 
     context 'when dossier have state initiated' do
@@ -35,9 +36,9 @@ describe 'layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.htm
         render
       end
 
-      it { expect(rendered).to have_content('Nouveau') }
+      it { expect(rendered).to have_content('En construction') }
 
-      include_examples 'button Accuser réception is present'
+      include_examples 'button Passer en instruction is present'
     end
 
     context 'when dossier have state replied' do
@@ -49,7 +50,7 @@ describe 'layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.htm
 
       it { expect(rendered).to have_content('En construction') }
 
-      include_examples 'button Accuser réception is present'
+      include_examples 'button Passer en instruction is present'
     end
 
     context 'when dossier have state update' do
@@ -61,7 +62,7 @@ describe 'layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.htm
 
       it { expect(rendered).to have_content('En construction') }
 
-      include_examples 'button Accuser réception is present'
+      include_examples 'button Passer en instruction is present'
     end
 
     context 'when dossier have state received' do
@@ -127,6 +128,28 @@ describe 'layouts/left_panels/_left_panel_backoffice_dossierscontroller_show.htm
         expect(rendered).not_to have_css('form[data-toggle="tooltip"][title="Refuser"]')
       end
     end
+
+    context 'when dossier is not archived' do
+      let(:archived) { false }
+
+      before do
+        render
+      end
+
+      it { expect(rendered).to have_link('Archiver') }
+    end
+
+    context 'when dossier is archived' do
+      let(:archived) { true }
+
+      before do
+        render
+      end
+
+      it { expect(rendered).to have_content('Archivé') }
+      it { expect(rendered).to have_link('Désarchiver') }
+
+    end
   end
 
 end
\ No newline at end of file
diff --git a/spec/views/layouts/left_panels/_left_panel_users_recapitulatifcontroller_show_spec.rb b/spec/views/layouts/left_panels/_left_panel_users_recapitulatifcontroller_show_spec.rb
index 5f6dcb87b..d696534d3 100644
--- a/spec/views/layouts/left_panels/_left_panel_users_recapitulatifcontroller_show_spec.rb
+++ b/spec/views/layouts/left_panels/_left_panel_users_recapitulatifcontroller_show_spec.rb
@@ -17,7 +17,7 @@ describe 'layouts/left_panels/_left_panel_users_recapitulatifcontroller_show.htm
         render
       end
 
-      it { expect(rendered).to have_content('Nouveau') }
+      it { expect(rendered).to have_content('En construction') }
     end
 
     context 'when dossier state is replied' do