diff --git a/app/controllers/manager/procedures_controller.rb b/app/controllers/manager/procedures_controller.rb
index a6c45dbd9..33843a6c1 100644
--- a/app/controllers/manager/procedures_controller.rb
+++ b/app/controllers/manager/procedures_controller.rb
@@ -39,6 +39,13 @@ module Manager
       redirect_to manager_procedure_path(procedure)
     end
 
+    def export_mail_brouillons
+      dossiers = procedure.dossiers.state_brouillon
+      emails = dossiers.map { |d| d.user.email }.sort
+      date = Time.zone.now.strftime('%d-%m-%Y')
+      send_data(emails.join("\n"), :filename => "brouillons-#{procedure.id}-au-#{date}.csv")
+    end
+
     def add_administrateur
       administrateur = Administrateur.by_email(params[:email])
       if administrateur
diff --git a/app/views/manager/procedures/show.html.erb b/app/views/manager/procedures/show.html.erb
index faa058874..cae25c6be 100644
--- a/app/views/manager/procedures/show.html.erb
+++ b/app/views/manager/procedures/show.html.erb
@@ -71,5 +71,8 @@ as well as a link to its edit page.
         <% end %>
       </dd>
     <% end %>
+    <dd class="attribute-data">
+      <a class="button" href="<%= export_mail_brouillons_manager_procedure_url(procedure) %>">Télécharger un export CSV contenant les emails des demandeurs ayant effectué une demandes en brouillon</a>
+    </dd>
   </dl>
 </section>
diff --git a/config/routes.rb b/config/routes.rb
index bdbcc31a3..3375caf17 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -13,6 +13,7 @@ Rails.application.routes.draw do
       post 'restore', on: :member
       post 'add_administrateur', on: :member
       post 'change_piece_justificative_template', on: :member
+      get 'export_mail_brouillons', on: :member
     end
 
     resources :dossiers, only: [:index, :show] do