diff --git a/app/controllers/users/dossiers_controller.rb b/app/controllers/users/dossiers_controller.rb
index 23ca45641..8e175d8b2 100644
--- a/app/controllers/users/dossiers_controller.rb
+++ b/app/controllers/users/dossiers_controller.rb
@@ -86,8 +86,7 @@ class Users::DossiersController < UsersController
     end
   rescue RestClient::ResourceNotFound, RestClient::BadRequest
     errors_valid_siret
-  rescue RestClient::ServiceUnavailable
-    render '/dossiers/degraded', formats: 'js'
+
   rescue ActiveRecord::RecordNotFound
     flash.alert = t('errors.messages.dossier_not_found')
     redirect_to url_for users_dossiers_path
diff --git a/app/services/dossier_service.rb b/app/services/dossier_service.rb
index e66b0d814..01c1fc6a0 100644
--- a/app/services/dossier_service.rb
+++ b/app/services/dossier_service.rb
@@ -7,14 +7,10 @@ class DossierService
   end
 
   def dossier_informations!
-    @entreprise_adapter = SIADE::EntrepriseAdapter.new(DossierService.siren @siret).to_params
+    @entreprise_adapter = SIADE::EntrepriseAdapter.new(DossierService.siren @siret)
 
-    if @entreprise_adapter[:http_code] == 404
+    if @entreprise_adapter.to_params.nil?
       raise RestClient::ResourceNotFound
-    elsif @entreprise_adapter[:http_code] == 503 ||
-          @entreprise_adapter[:http_code] == 500 ||
-          @entreprise_adapter[:http_code] == 400
-      raise RestClient::ServiceUnavailable
     end
 
     @etablissement_adapter = SIADE::EtablissementAdapter.new(@siret)
@@ -38,6 +34,7 @@ class DossierService
     @dossier
   end
 
+
   def self.siren siret
     siret[0..8]
   end
diff --git a/app/views/dossiers/degraded.js.erb b/app/views/dossiers/degraded.js.erb
deleted file mode 100644
index 72bc9737a..000000000
--- a/app/views/dossiers/degraded.js.erb
+++ /dev/null
@@ -1,13 +0,0 @@
-<% if flash.empty? %>
-$('.row.etape.etape_2').hide(300, render_new_siret);
-$('.row.etape.etape_2').slideDown(400, the_terms);
-toggle_etape_1();
-<% else %>
-error_form_siret('<%= invalid_siret %>');
-<%  end %>
-
-<% flash.clear %>
-
-function render_new_siret(){
-    $('.row.etape.etape_2').html("<%= escape_javascript(render partial: '/dossiers/etapes/etape2_degraded', locals: { facade: @facade } ) %>");
-}
\ No newline at end of file
diff --git a/app/views/dossiers/etapes/_etape2_degraded.html.haml b/app/views/dossiers/etapes/_etape2_degraded.html.haml
deleted file mode 100644
index df0db13b6..000000000
--- a/app/views/dossiers/etapes/_etape2_degraded.html.haml
+++ /dev/null
@@ -1 +0,0 @@
-= render partial: 'dossiers/etapes/etape_2/degraded'
\ No newline at end of file
diff --git a/app/views/dossiers/etapes/etape_2/_degraded.html.haml b/app/views/dossiers/etapes/etape_2/_degraded.html.haml
deleted file mode 100644
index eb8324425..000000000
--- a/app/views/dossiers/etapes/etape_2/_degraded.html.haml
+++ /dev/null
@@ -1,23 +0,0 @@
-.etape.etapes_menu.col-md-3.col-lg-3
-  %h3
-    Mes informations
-  %br
-
-.etape.etapes_informations.col-md-9.col-lg-9
-  .row
-    #recap_info_entreprise
-      %h3.text-warning
-        INSEE Indisponible
-
-      %p
-        %b
-          Notre partenaire l'INSEE est actuellement indisponible. Nous ne pouvons donc pas récupérer les informations de votre entreprise. Une fois de retour, vos informations seront automatiquement ajoutées à votre dossier.
-
-      %br
-      = form_for @facade.dossier, url: { controller: '/users/dossiers', action: :update } do |f|
-        = f.hidden_field :id
-        %label{ style:'font-weight:normal' }
-          = f.check_box :autorisation_donnees
-          J'autorise les décideurs publics à vérifier les informations de mon organisation auprès des administrations concernées. Ces informations resteront strictement confidentielles.
-        %br
-        = f.submit 'Etape suivante', class: "btn btn btn-info", style: 'float:right', id: 'etape_suivante', disabled: :disabled
diff --git a/lib/siade/entreprise_adapter.rb b/lib/siade/entreprise_adapter.rb
index 50c5e1774..d926ae189 100644
--- a/lib/siade/entreprise_adapter.rb
+++ b/lib/siade/entreprise_adapter.rb
@@ -4,19 +4,9 @@ class SIADE::EntrepriseAdapter
   end
 
   def data_source
-    @data_source ||= JSON.parse(SIADE::API.entreprise(@siren), symbolize_names: true).merge(http_code: 200)
-  rescue RestClient::ServiceUnavailable
-    @data_source = {http_code: 503}
-  rescue RestClient::ResourceNotFound
-    @data_source = {http_code: 404}
-  rescue RestClient::InternalServerError
-    @data_source = {http_code: 500}
-  rescue => e
-    if e.http_code == 400
-      @data_source = {http_code: 400}
-    else
-      @data_source = nil
-    end
+    @data_source ||= JSON.parse(SIADE::API.entreprise(@siren), symbolize_names: true)
+  rescue
+    @data_source = nil
   end
 
   def to_params
@@ -29,7 +19,7 @@ class SIADE::EntrepriseAdapter
 
     params
   rescue
-    data_source
+    nil
   end
 
   def attr_to_fetch
diff --git a/spec/lib/siade/api_spec.rb b/spec/lib/siade/api_spec.rb
index 747da2e03..a82a3e4d7 100644
--- a/spec/lib/siade/api_spec.rb
+++ b/spec/lib/siade/api_spec.rb
@@ -15,9 +15,6 @@ describe SIADE::API do
       it 'raises RestClient::ResourceNotFound' do
         expect { subject }.to raise_error(RestClient::ResourceNotFound)
       end
-
-      it { expect(subject.http_code).to eq status }
-
     end
     context 'when siret exist' do
       let(:siren) { '418166096' }
diff --git a/spec/lib/siade/entreprise_adapter_spec.rb b/spec/lib/siade/entreprise_adapter_spec.rb
index 55f1bf597..3cfd96673 100644
--- a/spec/lib/siade/entreprise_adapter_spec.rb
+++ b/spec/lib/siade/entreprise_adapter_spec.rb
@@ -12,8 +12,6 @@ describe SIADE::EntrepriseAdapter do
     expect(subject).to be_an_instance_of(Hash)
   end
 
-  it { expect(described_class.new('418166096').data_source[:http_code]).to eq 200 }
-
   context 'Attributs Entreprises' do
     it 'L\'entreprise contient bien un siren' do
       expect(subject[:siren]).to eq('418166096')