diff --git a/Gemfile b/Gemfile
index 3b1aa7926..20bc62a0a 100644
--- a/Gemfile
+++ b/Gemfile
@@ -102,6 +102,8 @@ gem 'simple_form'
 
 gem 'newrelic_rpm'
 
+gem 'select2-rails'
+
 group :test do
   gem 'capybara'
   gem 'launchy'
diff --git a/Gemfile.lock b/Gemfile.lock
index f0e40cf8e..353b2160a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -543,6 +543,8 @@ GEM
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
     securecompare (1.0.0)
+    select2-rails (4.0.3)
+      thor (~> 0.14)
     selenium-webdriver (3.0.3)
       childprocess (~> 0.5)
       rubyzip (~> 1.0)
@@ -709,6 +711,7 @@ DEPENDENCIES
   sass-rails (~> 5.0)
   scenic
   sdoc (~> 0.4.0)
+  select2-rails
   selenium-webdriver
   sentry-raven
   shoulda-matchers
diff --git a/app/assets/javascripts/admin.js b/app/assets/javascripts/admin.js
index 6c2e63536..967633a7b 100644
--- a/app/assets/javascripts/admin.js
+++ b/app/assets/javascripts/admin.js
@@ -23,22 +23,25 @@ function destroy_action(){
 }
 
 function on_change_type_de_champ_select (){
-
     $("select.form-control.type_champ").on('change', function(e){
 
         parent = $(this).parent().parent();
 
         parent.removeClass('header_section');
         parent.children(".drop_down_list").removeClass('show_inline');
+        $('.mandatory', parent).show();
 
         switch(this.value){
             case 'header_section':
                 parent.addClass('header_section');
                 break;
             case 'drop_down_list':
+            case 'multiple_drop_down_list':
                 parent.children(".drop_down_list").addClass('show_inline');
                 break;
-
+            case 'explication':
+                $('.mandatory', parent).hide();
+                break;
         }
-    })
+    });
 }
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 567658f93..a7827dfc8 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -31,6 +31,7 @@
 //= require bootstrap-wysihtml5/locales/fr-FR
 //= require handlebars
 //= require typeahead.bundle
+//= require select2
 
 $(document).on('page:load', application_init);
 $(document).ready(application_init);
diff --git a/app/assets/javascripts/user/description.js b/app/assets/javascripts/user/description.js
new file mode 100644
index 000000000..cdae9a4c1
--- /dev/null
+++ b/app/assets/javascripts/user/description.js
@@ -0,0 +1,6 @@
+$(document).on('page:load', activeSelect2);
+$(document).ready(activeSelect2);
+
+function activeSelect2() {
+  $('select.select2').select2({ theme: "bootstrap", width: '100%' });
+}
diff --git a/app/assets/stylesheets/admin_type_de_champ.scss b/app/assets/stylesheets/admin_type_de_champ.scss
index e4a9b92e9..bc2613075 100644
--- a/app/assets/stylesheets/admin_type_de_champ.scss
+++ b/app/assets/stylesheets/admin_type_de_champ.scss
@@ -23,6 +23,10 @@
 }
 
 #liste_champ{
+  .form-inline {
+    margin-bottom: 30px;
+  }
+
   .show_inline {
     display: inline-block !important;
   }
@@ -30,4 +34,16 @@
   .form-group.drop_down_list{
     display: none;
   }
-}
\ No newline at end of file
+
+  .form-group {
+    vertical-align: top;
+    margin-right:  15px;
+  }
+
+  .description {
+    padding: 0;
+    textarea {
+      padding: 6px 12px;
+    }
+  }
+}
diff --git a/app/assets/stylesheets/application.scss b/app/assets/stylesheets/application.scss
index 5e30ef194..6d4168935 100644
--- a/app/assets/stylesheets/application.scss
+++ b/app/assets/stylesheets/application.scss
@@ -19,6 +19,8 @@
  *= require font-awesome
  *= require franceconnect
  *= require bootstrap-wysihtml5
+ *= require select2
+ *= require select2-bootstrap
  */
 @import "variables";
 @import "bootstrap-sprockets";
diff --git a/app/decorators/champ_decorator.rb b/app/decorators/champ_decorator.rb
index 42c9639e4..8c95b8183 100644
--- a/app/decorators/champ_decorator.rb
+++ b/app/decorators/champ_decorator.rb
@@ -2,9 +2,8 @@ class ChampDecorator < Draper::Decorator
   delegate_all
 
   def value
-    if type_champ == 'checkbox'
-      return object.value == 'on' ? 'Oui' : 'Non'
-    end
+    return object.value == 'on' ? 'Oui' : 'Non' if type_champ == 'checkbox'
+    return JSON.parse(object.value).join(', ')  if type_champ == 'multiple_drop_down_list' && object.value.present?
     object.value
   end
 
diff --git a/app/decorators/type_de_champ_decorator.rb b/app/decorators/type_de_champ_decorator.rb
index ffe824855..d54293195 100644
--- a/app/decorators/type_de_champ_decorator.rb
+++ b/app/decorators/type_de_champ_decorator.rb
@@ -3,11 +3,19 @@ class TypeDeChampDecorator < Draper::Decorator
   delegate_all
 
   def button_up params
-    h.link_to '', params[:url], class: up_classes, id: "btn_up_#{params[:index]}", remote: true, method: :post if display_up_button?(params[:index], params[:private])
+    h.link_to '', params[:url], class: up_classes,
+                                id: "btn_up_#{params[:index]}",
+                                remote: true,
+                                method: :post,
+                                style: display_up_button?(params[:index], params[:private]) ? '' : 'visibility: hidden;'
   end
 
   def button_down params
-    h.link_to '', params[:url], class: down_classes, id: "btn_down_#{params[:index]}", remote: true, method: :post if display_down_button?(params[:index], params[:private])
+    h.link_to '', params[:url], class: down_classes,
+                                id: "btn_down_#{params[:index]}",
+                                remote: true,
+                                method: :post,
+                                style: display_down_button?(params[:index], params[:private]) ? '' : 'visibility: hidden;'
   end
 
   private
diff --git a/app/models/drop_down_list.rb b/app/models/drop_down_list.rb
index d6e2d3d02..979112f4c 100644
--- a/app/models/drop_down_list.rb
+++ b/app/models/drop_down_list.rb
@@ -2,6 +2,19 @@ class DropDownList < ActiveRecord::Base
   belongs_to :type_de_champ
 
   def options
-    value.split(/[\r\n]|[\r]|[\n]|[\n\r]/).reject(&:empty?)
+    result = value.split(/[\r\n]|[\r]|[\n]|[\n\r]/).reject(&:empty?)
+    result.blank? ? [] : [''] + result
+  end
+
+  def disabled_options
+    options.select{ |v| !(v =~ /^--.*--$/).nil? }
+  end
+
+  def selected_options(champ)
+    champ.object.value.blank? ? [] : multiple ? JSON.parse(champ.object.value) : [champ.object.value]
+  end
+
+  def multiple
+    type_de_champ.type_champ == 'multiple_drop_down_list'
   end
 end
diff --git a/app/models/type_de_champ.rb b/app/models/type_de_champ.rb
index 9d1b2e693..2dbfb2d90 100644
--- a/app/models/type_de_champ.rb
+++ b/app/models/type_de_champ.rb
@@ -12,11 +12,13 @@ class TypeDeChamp < ActiveRecord::Base
            address: 'address',
            yes_no: 'yes_no',
            drop_down_list: 'drop_down_list',
+           multiple_drop_down_list: 'multiple_drop_down_list',
            pays: 'pays',
            regions: 'regions',
            departements: 'departements',
            engagement: 'engagement',
-           header_section: 'header_section'
+           header_section: 'header_section',
+           explication: 'explication'
        }
 
   belongs_to :procedure
@@ -29,7 +31,7 @@ class TypeDeChamp < ActiveRecord::Base
   validates :libelle, presence: true, allow_blank: false, allow_nil: false
   validates :type_champ, presence: true, allow_blank: false, allow_nil: false
 
-  before_validation :change_header_section_mandatory
+  before_validation :check_mandatory
 
   def self.type_de_champs_list_fr
     type_champs.map { |champ| [I18n.t("activerecord.attributes.type_de_champ.type_champs.#{champ.last}"), champ.first] }
@@ -39,8 +41,8 @@ class TypeDeChamp < ActiveRecord::Base
     !(type_champ == 'textarea' || type_champ == 'header_section')
   end
 
-  def change_header_section_mandatory
-    self.mandatory = false if self.type_champ == 'header_section'
+  def check_mandatory
+    self.mandatory = false if %w(header_section explication).include?(self.type_champ)
     true
   end
 end
diff --git a/app/services/types_de_champ_service.rb b/app/services/types_de_champ_service.rb
index b8397d3a4..eba9a549a 100644
--- a/app/services/types_de_champ_service.rb
+++ b/app/services/types_de_champ_service.rb
@@ -12,8 +12,18 @@ class TypesDeChampService
       if param_second[:libelle].empty?
         parameters[attributes].delete(param_first.to_s)
       end
+
+      if param_second['drop_down_list_attributes'] && param_second['drop_down_list_attributes']['value']
+        param_second['drop_down_list_attributes']['value'] = self.clean_value (param_second['drop_down_list_attributes']['value'])
+      end
     end
 
     parameters
   end
-end
\ No newline at end of file
+
+  private
+
+  def self.clean_value value
+    value.split("\r\n").map{ |v| v.strip }.join("\r\n")
+  end
+end
diff --git a/app/views/admin/procedures/show.html.haml b/app/views/admin/procedures/show.html.haml
index e0c945cff..7249a0ed6 100644
--- a/app/views/admin/procedures/show.html.haml
+++ b/app/views/admin/procedures/show.html.haml
@@ -82,7 +82,7 @@
 
       .pieces_justificatives.col-xs-6.col-md-3
         %h4.text-info
-          Pièces justificatives
+          Pièces jointes
           .badge.progress-bar-info
             = @facade.procedure.types_de_piece_justificative.size
         - @facade.procedure.types_de_piece_justificative.each do |piece_justificative|
diff --git a/app/views/admin/profile/show.html.haml b/app/views/admin/profile/show.html.haml
index 5349fd071..615d5331e 100644
--- a/app/views/admin/profile/show.html.haml
+++ b/app/views/admin/profile/show.html.haml
@@ -1,5 +1,5 @@
 #profile_page
-%h2 Profile
+%h2 Profil
 %hr
 %p
   API TOKEN :
diff --git a/app/views/admin/types_de_champ/_fields.html.haml b/app/views/admin/types_de_champ/_fields.html.haml
index 649be960e..01c60cdd9 100644
--- a/app/views/admin/types_de_champ/_fields.html.haml
+++ b/app/views/admin/types_de_champ/_fields.html.haml
@@ -1,27 +1,31 @@
 = f.fields_for @types_de_champ_facade.fields_for_var, types_de_champ, remote: true do |ff|
-  .form-inline{class:"#{ff.object.object.type_champ == 'header_section' ? 'header_section' : ''}"}
+  - type_champ = ff.object.object.type_champ
+
+  .form-inline{ class: (type_champ == 'header_section' ? 'header_section' : nil) }
     .form-group.libelle
       %h4 Libellé
       = ff.text_field :libelle, class: 'form-control libelle', placeholder: 'Libellé'
 
     .form-group.type
       %h4 Type
-      = ff.select :type_champ, TypeDeChamp.type_de_champs_list_fr, {}, {class: 'form-control type_champ'}
+      = ff.select :type_champ, TypeDeChamp.type_de_champs_list_fr, {}, { class: 'form-control type_champ' }
 
     .form-group.description
       %h4 Description
-      = ff.text_area :description, class: 'form-control description', placeholder: 'Description', rows: 2
+      = ff.text_area :description, class: 'form-control description', placeholder: 'Description', rows: 3
 
-    .form-group.drop_down_list{class:"#{ff.object.object.type_champ == 'drop_down_list' ? 'show_inline' : ''}",style:'margin-right: 5px'}
+    .form-group.drop_down_list{ class: (%w(drop_down_list multiple_drop_down_list).include?(type_champ) ? 'show_inline' : nil), style: 'margin-right: 5px' }
       %h4 Liste déroulante
       = ff.fields_for :drop_down_list_attributes, ff.object.object.drop_down_list do |fff|
-        = fff.text_area :value, class: 'form-control drop_down_list', placeholder: "Ecrire une valeur par ligne.\nEcrire --valeur-- pour un séparateur.", rows: 3, cols: 30
+        ~ fff.text_area :value, class: 'form-control drop_down_list', placeholder: "Ecrire une valeur par ligne et --valeur-- pour un séparateur.", rows: 3, cols: 30
         = fff.hidden_field :id
-    - unless ff.object.object.class == TypeDeChampPrivate
-      .form-group.mandatory
-        %h4 Obligatoire ?
-        .center
-          = ff.check_box :mandatory, placeholder: 'Obligatoire ?'
+
+
+    - hide_mandatory = (ff.object.object.class == TypeDeChampPrivate || type_champ == 'explication')
+    .form-group.mandatory{ style: hide_mandatory ? 'visibility: hidden;' : nil }
+      %h4 Obligatoire ?
+      .center
+        = ff.check_box :mandatory, placeholder: 'Obligatoire ?'
 
     .form-group
       = ff.hidden_field :order_place, value: ff.index
@@ -41,4 +45,6 @@
       - else
         = link_to("", @types_de_champ_facade.delete_url(ff), method: :delete, remote: true, id: "delete_type_de_champ_#{ff.object.id}", class: %w(form-control btn btn-danger fa fa-trash-o) )
 
+    %div{ style: 'background-color: rgb(204, 204, 204); height: 1px; margin: 30px auto;' }
+
 
diff --git a/app/views/dossiers/_infos_dossier.html.haml b/app/views/dossiers/_infos_dossier.html.haml
index afe71a442..91d85a427 100644
--- a/app/views/dossiers/_infos_dossier.html.haml
+++ b/app/views/dossiers/_infos_dossier.html.haml
@@ -1,5 +1,5 @@
 %div.row
-  .col-lg-12.col-md-12.col-sm-12.col-xs-12
+  .col-xs-12
     - if @facade.procedure.for_individual?
       .row.title-row
         %div.col-xs-4.split-hr
@@ -7,24 +7,25 @@
         %div.col-xs-4.split-hr
       .row
         %div.col-xs-6.depositaire-label Civilité
-        %div.col-md-1.col-lg-1.col-sm-1.col-xs-1.comments-off= "-"
+        %div.col-xs-1.comments-off= "-"
         %div.col-xs-5.depositaire-info= @facade.individual.gender
       .row
         %div.col-xs-6.depositaire-label Nom
-        %div.col-md-1.col-lg-1.col-sm-1.col-xs-1.comments-off= "-"
+        %div.col-xs-1.comments-off= "-"
         %div.col-xs-5.depositaire-info= @facade.individual.nom
       .row
         %div.col-xs-6.depositaire-label Prénom
-        %div.col-md-1.col-lg-1.col-sm-1.col-xs-1.comments-off= "-"
+        %div.col-xs-1.comments-off= "-"
         %div.col-xs-5.despositaire-info= @facade.individual.prenom
       .row
         %div.col-xs-6.depositaire-label Date de naissance
-        %div.col-md-1.col-lg-1.col-sm-1.col-xs-1.comments-off= "-"
+        %div.col-xs-1.comments-off= "-"
         %div.col-xs-5.depositaire-info= @facade.individual.birthdate
       .row.margin-top-20
 
     - unless @facade.champs.nil?
       - @facade.champs.each do |champ|
+        - next if champ.type_champ == 'explication' 
         - if champ.type_champ == 'header_section'
           .row.title-row.margin-top-40
             %div.col-xs-3.split-hr
@@ -48,19 +49,19 @@
         =")"
 %div.row
   - if @facade.procedure.cerfa_flag? || @facade.dossier.types_de_piece_justificative.count > 0
-    .col-lg-12.col-md-12.col-sm-12.col-xs-12
+    .col-xs-12
       .row.title-row
         %div.col-xs-4.split-hr
         %div.col-xs-4.dossier-title= t('utils.pieces').upcase
         %div.col-xs-4.split-hr
 
-  .col-lg-12.col-md-12.col-sm-12.col-xs-12#pieces_justificatives.margin-bot-40
+  .col-xs-12#pieces_justificatives.margin-bot-40
     .row
       - if @facade.procedure.cerfa_flag?
         .col-xs-12#piece_justificative_0
           .row.piece-row
             .col-xs-6.depositaire-label= 'Formulaire'
-            .col-md-1.col-lg-1.col-sm-1.col-xs-1.comments-off= "-"
+            .col-xs-1.comments-off= "-"
             .col-xs-5.despositaire-info
               - if @facade.dossier.cerfa_available?
                 %a{ href: "#{@facade.dossier.cerfa.last.content_url}", target: '_blank' } Consulter
@@ -77,7 +78,7 @@
             .col-xs-12{ id: "piece_justificative_#{type_de_piece_justificative.id}" }
               .row
                 %div.col-xs-6.depositaire-label= type_de_piece_justificative.libelle
-                %div.col-md-1.col-lg-1.col-sm-1.col-xs-1.comments-off= "-"
+                %div.col-xs-1.comments-off= "-"
                 %div.col-xs-5.despositaire-info
                   - if type_de_piece_justificative.api_entreprise
                     %span.text-success Nous l'avons récupéré pour vous.
@@ -95,13 +96,13 @@
       - if user_signed_in? && (@facade.dossier.owner?(current_user.email) || @facade.dossier.invite_by_user?(current_user.email))
         - if @facade.procedure.cerfa_flag? || @facade.dossier.types_de_piece_justificative.size > 0
           .row
-            .col-lg-4.col-md-4.col-sm-4.col-xs-4
+            .col-xs-4
             %a#maj_pj.action{"data-target" => "#UploadPJmodal", "data-toggle" => "modal", :type => "button"}
-              .col-lg-4.col-md-4.col-sm-4.col-xs-4.action
+              .col-xs-4.action
                 Modifier les documents
               %br
             = render partial: 'users/recapitulatif/modal_upload_pj'
-            .col-lg-4.col-md-4.col-sm-4.col-xs-4
+            .col-xs-4
 
     - if gestionnaire_signed_in?
       #PJmodal.modal.fade{"aria-labelledby" => "myModalLabel", :role => "dialog", :tabindex => "-1"}
diff --git a/app/views/layouts/left_panels/_left_panel_admin_procedurescontroller_navbar.html.haml b/app/views/layouts/left_panels/_left_panel_admin_procedurescontroller_navbar.html.haml
index a78879adc..8a05145b8 100644
--- a/app/views/layouts/left_panels/_left_panel_admin_procedurescontroller_navbar.html.haml
+++ b/app/views/layouts/left_panels/_left_panel_admin_procedurescontroller_navbar.html.haml
@@ -31,7 +31,7 @@
     - unless @procedure.locked?
       %a{:href => "#{url_for admin_procedure_pieces_justificatives_path(@procedure)}", id: 'onglet-pieces'}
         %div.procedure_list_element{class: ('active' if active == 'Pieces')}
-          Pièces justificatives
+          Pièces jointes
 
     - unless @procedure.locked?
       %a{:href => "#{url_for admin_procedure_types_de_champ_private_path(@procedure)}", id: 'onglet-private-champs'}
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 9c8748b5b..12f7b4e7c 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
@@ -54,9 +54,9 @@
               .type= "Un attribut à été changé: #{notification.liste.last}"
           - elsif ['piece_justificative'].include?(notification.type_notif)
             - if notification.liste.size > 1
-              .type= "Plusieurs pièces justificatives ont été changés, dont: #{notification.liste.join(" ")}"
+              .type= "Plusieurs pièces jointes ont été changés, dont: #{notification.liste.join(" ")}"
             - else
-              .type= "Une pièce justificative à été changée: #{notification.liste.last}"
+              .type= "Une pièce jointe à été changée: #{notification.liste.last}"
           - else
             .type= notification.liste.last
           .split-hr
diff --git a/app/views/layouts/navbars/_navbar_admin_procedurescontroller_index.html.haml b/app/views/layouts/navbars/_navbar_admin_procedurescontroller_index.html.haml
index 8adfbc93d..13fdaf3c7 100644
--- a/app/views/layouts/navbars/_navbar_admin_procedurescontroller_index.html.haml
+++ b/app/views/layouts/navbars/_navbar_admin_procedurescontroller_index.html.haml
@@ -23,4 +23,4 @@
         %li
           = link_to(admin_profile_path, id: :profile) do
             %i.fa.fa-user
-            &nbsp;Profile
+            &nbsp;Profil
diff --git a/app/views/users/description/_show.html.haml b/app/views/users/description/_show.html.haml
index 14b17b160..ac21a126e 100644
--- a/app/views/users/description/_show.html.haml
+++ b/app/views/users/description/_show.html.haml
@@ -4,7 +4,7 @@
       .panel.panel-info{style:'margin-bottom:0'}
         .panel-body.center
           .row
-            .col-md-1.col-lg-1.col-sm-1.col-xs-1
+            .col-xs-1
               .fa.fa-info-circle.text-info{style:'font-size: 2em; margin-top: 20%'}
             .col-xs-10{style:'padding-right: 0px'}
               %b
@@ -22,7 +22,7 @@
 
     -if !@procedure.lien_demarche.blank? || @procedure.cerfa_flag || @dossier.types_de_piece_justificative.size > 0
       %br
-      %h3 Documents administratifs
+      %h3 Pièces jointes
 
 
     //TODO a refactorer
@@ -30,17 +30,6 @@
       .col-lg-8
         = render partial: 'users/description/pieces_justificatives', locals: { dossier: @dossier }
 
-    #state_description.row{style:'width: 50%; margin-left:20px'}
-      .panel.panel-info
-        .panel-body.center
-          .row
-            .col-md-1.col-lg-1.col-sm-1.col-xs-1
-              .fa.fa-info-circle.text-info{style:'font-size: 2em; margin-top: 20%'}
-            .col-xs-11
-              Les documents administratifs ne sont pas indispensables afin d'initier votre dossier.
-              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) # WTF ?
     - unless route[:controller].match('admin')
       %div{style: 'text-align:right'}
diff --git a/app/views/users/description/champs/_drop_down_list.html.haml b/app/views/users/description/champs/_drop_down_list.html.haml
index e398f6519..1480aff23 100644
--- a/app/views/users/description/champs/_drop_down_list.html.haml
+++ b/app/views/users/description/champs/_drop_down_list.html.haml
@@ -1,2 +1,2 @@
 - unless champ.drop_down_list.nil?
-  = render partial: 'users/description/champs/drop_down_template', locals: {values: champ.drop_down_list.options, champ: champ}
+  = render partial: 'users/description/champs/drop_down_template', locals: { drop_down_list: champ.drop_down_list, champ: champ }
diff --git a/app/views/users/description/champs/_drop_down_template.html.haml b/app/views/users/description/champs/_drop_down_template.html.haml
index e3956e3c1..5ec502745 100644
--- a/app/views/users/description/champs/_drop_down_template.html.haml
+++ b/app/views/users/description/champs/_drop_down_template.html.haml
@@ -1,18 +1,6 @@
-%select{  name:"champs['#{champ.id}']",
-          id: "champs_#{champ.id}" }
-
-  - unless values.blank?
-    %option
-      = ''
-
-    - values.each do |option|
-      - if (option=~ /^--.*--$/).nil?
-        - if champ.value == option
-          %option{selected:''}
-            = option
-        - else
-          %option
-            = option
-      -else
-        %option{disabled:''}
-          = option
+- unless drop_down_list.options.blank?
+  = select_tag("champs['#{champ.id}']", 
+    options_for_select(drop_down_list.options, selected: drop_down_list.selected_options(champ), 
+                                               disabled: drop_down_list.disabled_options), 
+                       multiple: drop_down_list.multiple, 
+                       class: drop_down_list.multiple ? 'select2' : nil)
diff --git a/app/views/users/description/champs/_header_section.html.haml b/app/views/users/description/champs/_header_section.html.haml
index b2d4662d0..cc2c1099f 100644
--- a/app/views/users/description/champs/_header_section.html.haml
+++ b/app/views/users/description/champs/_header_section.html.haml
@@ -1,9 +1,9 @@
 .default_data_block.default_visible
-  %div.row.show-block.infos
-    %div.header
-      %div.col-lg-12.col-md-12.col-sm-12.col-xs-12.title
-        %div.carret-right
-        %div.carret-down
+  .row.show-block.infos
+    .header
+      .col-xs-12.title
+        .carret-right
+        .carret-down
         =libelle
-    %div.body
-      = render partial: 'users/description/champs/render_list_champs', locals: {champs: champs, order_place: order_place}
\ No newline at end of file
+    .body
+      = render partial: 'users/description/champs/render_list_champs', locals: {champs: champs, order_place: order_place}
diff --git a/app/views/users/description/champs/_render_list_champs.html.haml b/app/views/users/description/champs/_render_list_champs.html.haml
index 261ef88e1..1c131361e 100644
--- a/app/views/users/description/champs/_render_list_champs.html.haml
+++ b/app/views/users/description/champs/_render_list_champs.html.haml
@@ -26,7 +26,7 @@
           - elsif champ.type_champ == 'yes_no'
             = render partial: 'users/description/champs/yes_no', locals: { champ: champ }
 
-          - elsif champ.type_champ == 'drop_down_list'
+          - elsif %w(drop_down_list multiple_drop_down_list).include?(champ.type_champ)
             = render partial: 'users/description/champs/drop_down_list', locals: { champ: champ }
 
           - elsif champ.type_champ == 'pays'
@@ -41,6 +41,8 @@
           - elsif champ.type_champ == 'departements'
             = render partial: 'users/description/champs/departements', locals: { champ: champ }
 
+          - elsif champ.type_champ == 'explication'
+
           - else
             %input.form-control{name:"champs['#{ champ.id }']",
                             placeholder: champ.libelle,
diff --git a/app/views/users/registrations/new.html.haml b/app/views/users/registrations/new.html.haml
index 12e3165cc..d8270c4a9 100644
--- a/app/views/users/registrations/new.html.haml
+++ b/app/views/users/registrations/new.html.haml
@@ -47,7 +47,7 @@
         = f.email_field :email, class: 'form-control', placeholder: 'Email', value: params[:user_email]
       %br
       %h4
-        = f.label :password
+        = f.label :password, 'Mot de passe'
       .input-group
         .input-group-addon
           %span.fa.fa-asterisk
diff --git a/config/locales/models/type_de_champ/fr.yml b/config/locales/models/type_de_champ/fr.yml
index 83d87828b..06206a682 100644
--- a/config/locales/models/type_de_champ/fr.yml
+++ b/config/locales/models/type_de_champ/fr.yml
@@ -21,4 +21,6 @@ fr:
           regions: 'Régions'
           departements: 'Départements'
           engagement: 'Engagement'
-          header_section: 'Titre de section'
\ No newline at end of file
+          header_section: 'Titre de section'
+          explication: 'Explication'
+          multiple_drop_down_list: 'Menu déroulant à choix multiples'
diff --git a/spec/decorators/champ_decorator_spec.rb b/spec/decorators/champ_decorator_spec.rb
index 5d25679ca..c8b15056c 100644
--- a/spec/decorators/champ_decorator_spec.rb
+++ b/spec/decorators/champ_decorator_spec.rb
@@ -1,19 +1,18 @@
 require 'spec_helper'
 
 describe ChampDecorator do
-  let(:champ) {create :champ, type_de_champ: (create :type_de_champ_public, type_champ: :checkbox)}
+  let(:champ) {create :champ, type_de_champ: (create :type_de_champ_public, type_champ: type_champ)}
   let(:decorator) { champ.decorate }
 
+
   describe 'value' do
     subject { decorator.value }
 
-    context 'when type_champ is checkbox' do
+    describe 'for a checkbox' do
+      let(:type_champ) { :checkbox }
 
       context 'when value is on' do
-        before do
-          champ.update value: 'on'
-        end
-
+        before { champ.update value: 'on' }
         it { is_expected.to eq 'Oui' }
       end
 
@@ -21,5 +20,19 @@ describe ChampDecorator do
         it { is_expected.to eq 'Non' }
       end
     end
+
+    describe 'for a multiple_drop_down_list' do
+      let(:type_champ) { :multiple_drop_down_list }
+
+      context 'when value is an array' do
+        before { champ.update value: '["1", "2"]' }
+        it { is_expected.to eq '1, 2' }
+      end
+
+      context 'when value is empty' do
+        before { champ.update value: '' }
+        it { is_expected.to eq '' }
+      end
+    end
   end
 end
diff --git a/spec/decorators/type_de_champ_decorator_spec.rb b/spec/decorators/type_de_champ_decorator_spec.rb
index 7ab455e00..dd5d75307 100644
--- a/spec/decorators/type_de_champ_decorator_spec.rb
+++ b/spec/decorators/type_de_champ_decorator_spec.rb
@@ -16,8 +16,8 @@ describe TypeDeChampDecorator do
       subject { type_de_champ_0.decorate }
       let(:button_up) { type_de_champ_.decorate }
 
-      it 'returns a button up' do
-        expect(subject.button_up(params)).to be(nil)
+      it 'hide a button up' do
+        expect(subject.button_up(params)).to include('visibility: hidden')
       end
       it 'returns a button down' do
         expect(subject.button_down(params)).to match(/fa-chevron-down/)
@@ -45,11 +45,12 @@ describe TypeDeChampDecorator do
       it 'returns a button up' do
         expect(subject.button_up(params)).to match(/fa-chevron-up/)
       end
-      it 'returns a button down' do
-        expect(subject.button_down(params)).to be(nil)
+
+      it 'hide a button down' do
+        expect(subject.button_down(params)).to include('visibility: hidden')
       end
     end
   end
 
 
-end
\ No newline at end of file
+end
diff --git a/spec/models/drop_down_list_spec.rb b/spec/models/drop_down_list_spec.rb
index 523ab2ae1..be53e9dea 100644
--- a/spec/models/drop_down_list_spec.rb
+++ b/spec/models/drop_down_list_spec.rb
@@ -9,15 +9,16 @@ describe DropDownList do
     it { is_expected.to belong_to(:type_de_champ) }
   end
 
+  let(:dropdownlist) { create :drop_down_list, value: value }
+
   describe '#options' do
     let(:value) { "Cohésion sociale
 Dév.Eco / Emploi
 Cadre de vie / Urb.
 Pilotage / Ingénierie
 " }
-    let(:dropdownlist) { create :drop_down_list, value: value }
 
-    it { expect(dropdownlist.options).to eq ["Cohésion sociale", "Dév.Eco / Emploi", "Cadre de vie / Urb.", "Pilotage / Ingénierie"] }
+    it { expect(dropdownlist.options).to eq ['', 'Cohésion sociale', 'Dév.Eco / Emploi', 'Cadre de vie / Urb.', 'Pilotage / Ingénierie'] }
 
     context 'when one value is empty' do
       let(:value) { "Cohésion sociale
@@ -26,7 +27,36 @@ Cadre de vie / Urb.
 Pilotage / Ingénierie
 "  }
 
-      it { expect(dropdownlist.options).to eq ["Cohésion sociale", "Cadre de vie / Urb.", "Pilotage / Ingénierie"] }
+      it { expect(dropdownlist.options).to eq ['', 'Cohésion sociale', 'Cadre de vie / Urb.', 'Pilotage / Ingénierie'] }
+    end
+  end
+
+  describe 'disabled_options' do
+    let(:value) { "tip
+--top--
+--troupt--
+ouaich" }
+
+    it { expect(dropdownlist.disabled_options).to match(['--top--', '--troupt--']) }
+  end
+
+  describe 'selected_options' do
+    let(:dropdownlist) do
+      create(:drop_down_list, type_de_champ: type_de_champ)
+    end
+
+    context 'when multiple' do
+      let(:type_de_champ) { TypeDeChamp.new(type_champ: 'multiple_drop_down_list') }
+
+      let(:champ) { Champ.new(value: '["1","2"]').decorate }
+      it { expect(dropdownlist.selected_options(champ)).to match(['1', '2']) }
+    end
+
+    context 'when simple' do
+      let(:type_de_champ) { TypeDeChamp.new(type_champ: 'drop_down_list') }
+
+      let(:champ) { Champ.new(value: '1').decorate }
+      it { expect(dropdownlist.selected_options(champ)).to match(['1']) }
     end
   end
 end
diff --git a/spec/services/type_de_champ_service_spec.rb b/spec/services/type_de_champ_service_spec.rb
new file mode 100644
index 000000000..e1e61ef91
--- /dev/null
+++ b/spec/services/type_de_champ_service_spec.rb
@@ -0,0 +1,30 @@
+require 'spec_helper'
+
+describe TypesDeChampService do
+  let(:params) do
+    ActionController::Parameters.new({
+      procedure: {
+        types_de_champ_attributes: {
+          "0" => {
+            libelle: 'top',
+            drop_down_list_attributes: {
+              value: "un\r\n       deux\r\n          -- commentaire --\r\n  trois",
+              id: '5218'
+            }
+          }
+        }
+      }
+    })
+  end
+
+  let(:result) { TypesDeChampService.create_update_procedure_params(params) }
+
+  describe 'self.create_update_procedure_params' do
+    describe 'the drop down list attributes' do
+      subject { result['types_de_champ_attributes']['0']['drop_down_list_attributes'] }
+      it 'has its value stripped' do
+        expect(subject['value']).to eq("un\r\ndeux\r\n-- commentaire --\r\ntrois")
+      end
+    end
+  end
+end
diff --git a/spec/views/admin/previsualisations/show.html.haml_spec.rb b/spec/views/admin/previsualisations/show.html.haml_spec.rb
index f0983b660..cfed1dd02 100644
--- a/spec/views/admin/previsualisations/show.html.haml_spec.rb
+++ b/spec/views/admin/previsualisations/show.html.haml_spec.rb
@@ -129,22 +129,5 @@ describe 'admin/previsualisations/show.html.haml', type: :view do
       it { expect(rendered).not_to have_content 'Documents administratifs' }
     end
 
-    context 'when dossier have pj' do
-      let(:dossier) { create(:dossier) }
-
-      it { expect(rendered).to have_content 'Documents administratifs' }
-    end
-
-    context 'when procedure have demarche link' do
-      let(:procedure) { create :procedure }
-
-      it { expect(rendered).to have_content 'Documents administratifs' }
-    end
-
-    context 'when procedure have cerfa flag true' do
-      let(:procedure) {create(:procedure, cerfa_flag: true)}
-
-      it { expect(rendered).to have_content 'Documents administratifs' }
-    end
   end
 end
diff --git a/spec/views/admin/types_de_champ/show.html.haml_spec.rb b/spec/views/admin/types_de_champ/show.html.haml_spec.rb
index bed11f3d4..acac3297a 100644
--- a/spec/views/admin/types_de_champ/show.html.haml_spec.rb
+++ b/spec/views/admin/types_de_champ/show.html.haml_spec.rb
@@ -33,8 +33,8 @@ describe 'admin/types_de_champ/show.html.haml', type: :view do
     end
     context 'when there is only one field in database' do
       let!(:type_de_champ_0) { create(:type_de_champ_public, procedure: procedure, order_place: 0) }
-      it { expect(subject).not_to have_css('#btn_down_0') }
-      it { expect(subject).not_to have_css('#btn_up_0')   }
+      it { expect(subject).to have_css('#btn_down_0[style*="visibility: hidden"]') }
+      it { expect(subject).to have_css('#btn_up_0[style*="visibility: hidden"]')   }
       it { expect(subject).not_to have_css('#btn_up_1')   }
       it { expect(subject).not_to have_css('#btn_down_1') }
     end
@@ -42,9 +42,9 @@ describe 'admin/types_de_champ/show.html.haml', type: :view do
       let!(:type_de_champ_0) { create(:type_de_champ_public, procedure: procedure, order_place: 0) }
       let!(:type_de_champ_1) { create(:type_de_champ_public, procedure: procedure, order_place: 1) }
       it { expect(subject).to have_css('#btn_down_0') }
-      it { expect(subject).not_to have_css('#btn_up_0') }
+      it { expect(subject).to have_css('#btn_up_0[style*="visibility: hidden"]') }
       it { expect(subject).to have_css('#btn_up_1')   }
-      it { expect(subject).not_to have_css('#btn_down_1') }
+      it { expect(subject).to have_css('#btn_down_1[style*="visibility: hidden"]') }
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/views/admin/types_de_champ_private/show.html.haml_spec.rb b/spec/views/admin/types_de_champ_private/show.html.haml_spec.rb
index 829050748..510224e9c 100644
--- a/spec/views/admin/types_de_champ_private/show.html.haml_spec.rb
+++ b/spec/views/admin/types_de_champ_private/show.html.haml_spec.rb
@@ -30,7 +30,7 @@ describe 'admin/types_de_champ/show.html.haml', type: :view do
 
     describe 'mandatory checkbox' do
       it 'no mandatory checkbox are present' do
-        expect(subject).not_to have_css('.form-group.mandatory')
+        expect(subject).to have_css('.form-group.mandatory[style*="visibility: hidden"]')
       end
     end
 
@@ -41,8 +41,8 @@ describe 'admin/types_de_champ/show.html.haml', type: :view do
       end
       context 'when there is only one field in database' do
         let!(:type_de_champ_0) { create(:type_de_champ_private, procedure: procedure, order_place: 0) }
-        it { expect(subject).not_to have_css('#btn_down_0') }
-        it { expect(subject).not_to have_css('#btn_up_0')   }
+        it { expect(subject).to have_css('#btn_down_0[style*="visibility: hidden"]') }
+        it { expect(subject).to have_css('#btn_up_0[style*="visibility: hidden"]')   }
         it { expect(subject).not_to have_css('#btn_up_1')   }
         it { expect(subject).not_to have_css('#btn_down_1') }
       end
@@ -50,10 +50,10 @@ describe 'admin/types_de_champ/show.html.haml', type: :view do
         let!(:type_de_champ_0) { create(:type_de_champ_private, procedure: procedure, order_place: 0) }
         let!(:type_de_champ_1) { create(:type_de_champ_private, procedure: procedure, order_place: 1) }
         it { expect(subject).to have_css('#btn_down_0') }
-        it { expect(subject).not_to have_css('#btn_up_0') }
+        it { expect(subject).to have_css('#btn_up_0[style*="visibility: hidden"]') }
         it { expect(subject).to have_css('#btn_up_1')   }
-        it { expect(subject).not_to have_css('#btn_down_1') }
+        it { expect(subject).to have_css('#btn_down_1[style*="visibility: hidden"]') }
       end
     end
   end
-end
\ No newline at end of file
+end
diff --git a/spec/views/users/description/show.html.haml_spec.rb b/spec/views/users/description/show.html.haml_spec.rb
index 8d4434af2..c278c09f1 100644
--- a/spec/views/users/description/show.html.haml_spec.rb
+++ b/spec/views/users/description/show.html.haml_spec.rb
@@ -125,22 +125,5 @@ describe 'users/description/show.html.haml', type: :view do
       it { expect(rendered).not_to have_content 'Documents administratifs' }
     end
 
-    context 'when dossier have pj' do
-      let(:dossier) { create(:dossier) }
-
-      it { expect(rendered).to have_content 'Documents administratifs' }
-    end
-
-    context 'when procedure have demarche link' do
-      let(:procedure) { create :procedure }
-
-      it { expect(rendered).to have_content 'Documents administratifs' }
-    end
-
-    context 'when procedure have cerfa flag true' do
-      let(:procedure) { create(:procedure, cerfa_flag: true) }
-
-      it { expect(rendered).to have_content 'Documents administratifs' }
-    end
   end
 end