diff --git a/app/controllers/backoffice_controller.rb b/app/controllers/backoffice_controller.rb
index 47070b837..0b2b305c1 100644
--- a/app/controllers/backoffice_controller.rb
+++ b/app/controllers/backoffice_controller.rb
@@ -2,6 +2,8 @@ class BackofficeController < ApplicationController
 
   def index
     redirect_to(controller: '/gestionnaires/sessions', action: :new) unless gestionnaire_signed_in?
-    @dossiers = Dossier.all.decorate
+    @dossiers_a_traiter = Dossier.a_traiter.decorate
+    @dossiers_en_attente = Dossier.en_attente.decorate
+    @dossiers_termine = Dossier.termine.decorate
   end
 end
\ No newline at end of file
diff --git a/app/models/dossier.rb b/app/models/dossier.rb
index bf2bf8903..647a8e193 100644
--- a/app/models/dossier.rb
+++ b/app/models/dossier.rb
@@ -30,81 +30,93 @@ class Dossier < ActiveRecord::Base
   validates :date_previsionnelle, presence: true, allow_blank: false,  unless: Proc.new { description.nil? }
   validates :user, presence: true
 
-   def retrieve_piece_justificative_by_type(type)
-     pieces_justificatives.where(type_de_piece_justificative_id: type).last
-   end
+  def retrieve_piece_justificative_by_type(type)
+    pieces_justificatives.where(type_de_piece_justificative_id: type).last
+  end
 
-   def build_default_pieces_justificatives
-     procedure.types_de_piece_justificative.each do |type_de_piece_justificative|
-       PieceJustificative.create(type_de_piece_justificative_id: type_de_piece_justificative.id, dossier_id: id)
-     end
-   end
+  def build_default_pieces_justificatives
+    procedure.types_de_piece_justificative.each do |type_de_piece_justificative|
+      PieceJustificative.create(type_de_piece_justificative_id: type_de_piece_justificative.id, dossier_id: id)
+    end
+  end
 
-   def sous_domaine
-     if Rails.env.production?
-       'tps'
-     else
-       'tps-dev'
-     end
-   end
+  def sous_domaine
+    if Rails.env.production?
+      'tps'
+    else
+      'tps-dev'
+    end
+  end
 
-   def next_step! role, action
-     unless ['propose', 'reply', 'update', 'comment', 'confirme', 'depose', 'process'].include?(action)
-       fail 'action is not valid'
-     end
+  def next_step! role, action
+    unless ['propose', 'reply', 'update', 'comment', 'confirme', 'depose', 'process'].include?(action)
+      fail 'action is not valid'
+    end
 
-     unless ['user', 'gestionnaire'].include?(role)
-       fail 'role is not valid'
-     end
+    unless ['user', 'gestionnaire'].include?(role)
+      fail 'role is not valid'
+    end
 
-     if role == 'user'
-       case action
-         when 'propose'
-           if draft?
-             proposed!
-           end
-         when 'depose'
-           if confirmed?
-             deposited!
-           end
-         when 'update'
-           if reply?
-             updated!
-           end
-         when 'comment'
-           if reply?
-             updated!
-           end
-       end
-     elsif role == 'gestionnaire'
-       case action
-         when 'comment'
-           if updated?
-             reply!
-           elsif proposed?
-             reply!
-           end
-         when 'confirme'
-           if updated?
-             confirmed!
-           elsif reply?
-             confirmed!
-           elsif proposed?
-             confirmed!
-           end
-         when 'process'
-           if deposited?
-             processed!
-           end
-       end
-     end
-     state
-   end
+    if role == 'user'
+      case action
+        when 'propose'
+          if draft?
+            proposed!
+          end
+        when 'depose'
+          if confirmed?
+            deposited!
+          end
+        when 'update'
+          if reply?
+            updated!
+          end
+        when 'comment'
+          if reply?
+            updated!
+          end
+      end
+    elsif role == 'gestionnaire'
+      case action
+        when 'comment'
+          if updated?
+            reply!
+          elsif proposed?
+            reply!
+          end
+        when 'confirme'
+          if updated?
+            confirmed!
+          elsif reply?
+            confirmed!
+          elsif proposed?
+            confirmed!
+          end
+        when 'process'
+          if deposited?
+            processed!
+          end
+      end
+    end
+    state
+  end
 
-   private
+  def self.a_traiter
+    Dossier.where("state='proposed' OR state='updated' OR state='deposited'").order('updated_at ASC')
+  end
 
-   def build_default_cerfa
-     build_cerfa
-     true
-   end
+  def self.en_attente
+    Dossier.where("state='reply' OR state='confirmed'").order('updated_at ASC')
+  end
+
+  def self.termine
+    Dossier.where("state='processed'").order('updated_at ASC')
+  end
+
+  private
+
+  def build_default_cerfa
+    build_cerfa
+    true
+  end
 end
diff --git a/app/views/backoffice/index.html.haml b/app/views/backoffice/index.html.haml
index 2e35e6de4..5a3677c47 100644
--- a/app/views/backoffice/index.html.haml
+++ b/app/views/backoffice/index.html.haml
@@ -1,16 +1,49 @@
 #backoffice
-
-
+  %h1 Gestion des dossiers
+  %br
+  %h3.text-danger À traiter
   %table.table
-    %thead
-      %th Procédure
-      %th Dossier
-      %th etat
-      %th Date de mise à jour
-    - @dossiers.each do |dossier|
+    %thead.row
+      %th.col-md-4.col-lg-4 Procédure
+      %th.col-md-4.col-lg-4 Dossier
+      %th.col-md-2.col-lg-2 État
+      %th.col-md-2.col-lg-2 Date de mise à jour
+    - @dossiers_a_traiter.each do |dossier|
       %tr
         %td= dossier.procedure.libelle
         %td
           = link_to(dossier.nom_projet, "/backoffice/dossiers/#{dossier.id}")
-        %td Mise à jour
-        %td= dossier.last_update
\ No newline at end of file
+        %td= dossier.state_fr
+        %td= dossier.last_update
+
+  %br
+  %h3.text-info En attente
+  %table.table
+    %thead
+      %th.col-md-4.col-lg-4 Procédure
+      %th.col-md-4.col-lg-4 Dossier
+      %th.col-md-2.col-lg-2 État
+      %th.col-md-2.col-lg-2 Date de mise à jour
+    - @dossiers_en_attente.each do |dossier|
+      %tr
+        %td= dossier.procedure.libelle
+        %td
+          = link_to(dossier.nom_projet, "/backoffice/dossiers/#{dossier.id}")
+        %td= dossier.state_fr
+        %td= dossier.last_update
+
+  %br
+  %h3.text-success Traité
+  %table.table
+    %thead
+      %th.col-md-4.col-lg-4 Procédure
+      %th.col-md-4.col-lg-4 Dossier
+      %th.col-md-2.col-lg-2 État
+      %th.col-md-2.col-lg-2 Date de mise à jour
+    - @dossiers_termine.each do |dossier|
+      %tr
+        %td= dossier.procedure.libelle
+        %td
+          = link_to(dossier.nom_projet, "/backoffice/dossiers/#{dossier.id}")
+        %td= dossier.state_fr
+        %td= dossier.last_update
diff --git a/spec/models/dossier_spec.rb b/spec/models/dossier_spec.rb
index b72f6ab50..c3d2e036a 100644
--- a/spec/models/dossier_spec.rb
+++ b/spec/models/dossier_spec.rb
@@ -370,5 +370,34 @@ describe Dossier do
         end
       end
     end
+
+    context 'gestionnaire backoffice methods' do
+      let!(:dossier1) { create(:dossier, :with_user, :with_procedure, state: 'draft')}
+      let!(:dossier2) { create(:dossier, :with_user, :with_procedure, state: 'proposed')}
+      let!(:dossier3) { create(:dossier, :with_user, :with_procedure, state: 'proposed')}
+      let!(:dossier4) { create(:dossier, :with_user, :with_procedure, state: 'reply')}
+      let!(:dossier5) { create(:dossier, :with_user, :with_procedure, state: 'updated')}
+      let!(:dossier6) { create(:dossier, :with_user, :with_procedure, state: 'confirmed')}
+      let!(:dossier7) { create(:dossier, :with_user, :with_procedure, state: 'deposited')}
+      let!(:dossier8) { create(:dossier, :with_user, :with_procedure, state: 'processed')}
+
+      describe '#a_traiter' do
+        subject { described_class.a_traiter }
+
+        it { expect(subject.size).to eq(4) }
+      end
+
+      describe '#en_attente' do
+        subject { described_class.en_attente }
+
+        it { expect(subject.size).to eq(2) }
+      end
+
+      describe '#termine' do
+        subject { described_class.termine }
+
+        it { expect(subject.size).to eq(1) }
+      end
+    end
   end
 end
diff --git a/spec/views/backoffice/index.html.haml_spec.rb b/spec/views/backoffice/index.html.haml_spec.rb
index fbb110ccd..cf55ca25e 100644
--- a/spec/views/backoffice/index.html.haml_spec.rb
+++ b/spec/views/backoffice/index.html.haml_spec.rb
@@ -5,6 +5,7 @@ describe 'backoffice/index.html.haml', type: :view do
   let!(:decorated_dossier) { create(:dossier, :with_user, procedure: procedure).decorate }
   before do
     assign(:dossiers, [decorated_dossier])
+    decorated_dossier.proposed!
     render
   end
   subject { rendered }
@@ -12,5 +13,6 @@ describe 'backoffice/index.html.haml', type: :view do
   it { is_expected.to have_content('Demande de subvention') }
   it { is_expected.to have_content(procedure.libelle) }
   it { is_expected.to have_content(decorated_dossier.nom_projet) }
+  it { is_expected.to have_content(decorated_dossier.state_fr) }
   it { is_expected.to have_content(decorated_dossier.last_update) }
 end
\ No newline at end of file