diff --git a/app/assets/stylesheets/new_design/dossier_show.scss b/app/assets/stylesheets/new_design/dossier_show.scss
index 66dc60376..c9c92a581 100644
--- a/app/assets/stylesheets/new_design/dossier_show.scss
+++ b/app/assets/stylesheets/new_design/dossier_show.scss
@@ -30,4 +30,8 @@
       font-weight: bold;
     }
   }
+
+  .button.edit-form {
+    float: right;
+  }
 }
diff --git a/app/assets/stylesheets/new_design/status_progress.scss b/app/assets/stylesheets/new_design/status_progress.scss
index cff35aac6..e9a5261eb 100644
--- a/app/assets/stylesheets/new_design/status_progress.scss
+++ b/app/assets/stylesheets/new_design/status_progress.scss
@@ -47,9 +47,9 @@
 .status-explanation {
   text-align: left;
 
-  &.brouillon,
-  &.en-construction,
-  &.en-instruction {
+  .brouillon,
+  .en-construction,
+  .en-instruction {
     max-width: 600px;
     margin: auto;
   }
diff --git a/app/controllers/new_user/dossiers_controller.rb b/app/controllers/new_user/dossiers_controller.rb
index 6f53d7295..3ffa4fa57 100644
--- a/app/controllers/new_user/dossiers_controller.rb
+++ b/app/controllers/new_user/dossiers_controller.rb
@@ -4,8 +4,8 @@ module NewUser
 
     helper_method :new_demarche_url
 
-    before_action :ensure_ownership!, except: [:index, :show, :modifier, :update, :recherche]
-    before_action :ensure_ownership_or_invitation!, only: [:show, :modifier, :update]
+    before_action :ensure_ownership!, except: [:index, :show, :formulaire, :modifier, :update, :recherche]
+    before_action :ensure_ownership_or_invitation!, only: [:show, :formulaire, :modifier, :update]
     before_action :ensure_dossier_can_be_updated, only: [:update_identite, :update]
     before_action :forbid_invite_submission!, only: [:update]
 
@@ -34,6 +34,10 @@ module NewUser
       @dossier = dossier
     end
 
+    def formulaire
+      @dossier = dossier
+    end
+
     def attestation
       send_data(dossier.attestation.pdf.read, filename: 'attestation.pdf', type: 'application/pdf')
     end
@@ -104,7 +108,11 @@ module NewUser
         NotificationMailer.send_initiated_notification(@dossier).deliver_later
         redirect_to merci_dossier_path(@dossier)
       elsif current_user.owns?(dossier)
-        redirect_to users_dossier_recapitulatif_path(@dossier)
+        if Flipflop.new_dossier_details?
+          redirect_to formulaire_dossier_path(@dossier)
+        else
+          redirect_to users_dossier_recapitulatif_path(@dossier)
+        end
       else
         redirect_to users_dossiers_invite_path(@dossier.invite_for_user(current_user))
       end
diff --git a/app/views/new_gestionnaire/avis/show.html.haml b/app/views/new_gestionnaire/avis/show.html.haml
index c8a4ae923..6a0e2e9d8 100644
--- a/app/views/new_gestionnaire/avis/show.html.haml
+++ b/app/views/new_gestionnaire/avis/show.html.haml
@@ -2,5 +2,5 @@
 
 = render partial: 'header', locals: { avis: @avis, dossier: @dossier }
 
-= render partial: 'new_gestionnaire/shared/show', locals: { dossier: @dossier, demande_seen_at: nil }
+= render partial: 'shared/dossiers/show', locals: { dossier: @dossier, demande_seen_at: nil }
 
diff --git a/app/views/new_gestionnaire/dossiers/print.html.haml b/app/views/new_gestionnaire/dossiers/print.html.haml
index 88017ec0c..ac7af1845 100644
--- a/app/views/new_gestionnaire/dossiers/print.html.haml
+++ b/app/views/new_gestionnaire/dossiers/print.html.haml
@@ -3,19 +3,19 @@
 
 %h2 Identité du demandeur
 
-= render partial: "new_gestionnaire/dossiers/user_infos", locals: { user: @dossier.user }
+= render partial: "shared/dossiers/user_infos", locals: { user: @dossier.user }
 
 - if @dossier.etablissement.present?
-  = render partial: "identite_entreprise", locals: { etablissement: @dossier.etablissement }
+  = render partial: "shared/dossiers/identite_entreprise", locals: { etablissement: @dossier.etablissement }
 
 - if @dossier.individual.present?
-  = render partial: "identite_individual", locals: { individual: @dossier.individual }
+  = render partial: "shared/dossiers/identite_individual", locals: { individual: @dossier.individual }
 
 %h2 Formulaire
 
 - champs = @dossier.ordered_champs.decorate
 - if champs.any?
-  = render partial: "champs", locals: { champs: champs, dossier: @dossier, demande_seen_at: nil }
+  = render partial: "shared/dossiers/champs", locals: { champs: champs, dossier: @dossier, demande_seen_at: nil }
 
 - if @dossier.procedure.use_api_carto
   %h3 Cartographie
diff --git a/app/views/new_gestionnaire/dossiers/show.html.haml b/app/views/new_gestionnaire/dossiers/show.html.haml
index c7a827ef3..378bfcdc3 100644
--- a/app/views/new_gestionnaire/dossiers/show.html.haml
+++ b/app/views/new_gestionnaire/dossiers/show.html.haml
@@ -2,4 +2,4 @@
 
 = render partial: "header", locals: { dossier: @dossier }
 
-= render partial: 'new_gestionnaire/shared/show', locals: { dossier: @dossier, demande_seen_at: @demande_seen_at }
+= render partial: "shared/dossiers/show", locals: { dossier: @dossier, demande_seen_at: @demande_seen_at }
diff --git a/app/views/new_gestionnaire/shared/_show.html.haml b/app/views/new_gestionnaire/shared/_show.html.haml
deleted file mode 100644
index ac26279b8..000000000
--- a/app/views/new_gestionnaire/shared/_show.html.haml
+++ /dev/null
@@ -1,26 +0,0 @@
-.container
-  .tab-title Identité du demandeur
-  .card
-    = render partial: "new_gestionnaire/dossiers/user_infos", locals: { user: dossier.user }
-
-    - if dossier.etablissement.present?
-      = render partial: "new_gestionnaire/dossiers/identite_entreprise", locals: { etablissement: dossier.etablissement }
-
-    - if dossier.individual.present?
-      = render partial: "new_gestionnaire/dossiers/identite_individual", locals: { individual: dossier.individual }
-
-  .tab-title Formulaire
-  - champs = dossier.ordered_champs.includes(:type_de_champ).decorate
-  - if champs.any?
-    .card
-      = render partial: "new_gestionnaire/dossiers/champs", locals: { champs: champs, demande_seen_at: demande_seen_at }
-
-  - if dossier.procedure.use_api_carto
-    .tab-title Cartographie
-    .card
-      = render partial: "new_gestionnaire/dossiers/map", locals: { dossier: dossier }
-
-  - if dossier.types_de_piece_justificative.any?
-    .tab-title Pièces jointes
-    .card
-      = render partial: "new_gestionnaire/dossiers/pieces_jointes", locals: { dossier: dossier, demande_seen_at: demande_seen_at }
diff --git a/app/views/new_user/dossiers/formulaire.html.haml b/app/views/new_user/dossiers/formulaire.html.haml
new file mode 100644
index 000000000..986935c40
--- /dev/null
+++ b/app/views/new_user/dossiers/formulaire.html.haml
@@ -0,0 +1,8 @@
+#dossier-show
+  = render partial: 'new_user/dossiers/show/header', locals: { dossier: @dossier }
+
+  = render partial: 'shared/dossiers/show', locals: { dossier: @dossier, demande_seen_at: nil }
+
+  .container
+    - if !@dossier.read_only?
+      = link_to "Modifier le dossier", modifier_dossier_path(@dossier), class: 'button primary edit-form'
diff --git a/app/views/new_user/dossiers/show.html.haml b/app/views/new_user/dossiers/show.html.haml
index a9154569c..073022c10 100644
--- a/app/views/new_user/dossiers/show.html.haml
+++ b/app/views/new_user/dossiers/show.html.haml
@@ -1,4 +1,5 @@
 #dossier-show
   = render partial: 'new_user/dossiers/show/header', locals: { dossier: @dossier }
 
-  = render partial: 'new_user/dossiers/show/resume', locals: { dossier: @dossier }
+  .container
+    = render partial: 'new_user/dossiers/show/status_progress', locals: { dossier: @dossier }
diff --git a/app/views/new_user/dossiers/show/_header.html.haml b/app/views/new_user/dossiers/show/_header.html.haml
index c4d4b63d4..bf42eddb4 100644
--- a/app/views/new_user/dossiers/show/_header.html.haml
+++ b/app/views/new_user/dossiers/show/_header.html.haml
@@ -8,5 +8,7 @@
       %h2 Dossier nº #{dossier.id}
 
     %ul.tabs
-      %li.active
+      %li{ class: current_page?(dossier_path(dossier)) ? 'active' : nil }
         = link_to "Résumé", dossier_path(dossier)
+      %li{ class: current_page?(formulaire_dossier_path(dossier)) ? 'active' : nil }
+        = link_to "Formulaire", formulaire_dossier_path(dossier)
diff --git a/app/views/new_user/dossiers/show/_resume.html.haml b/app/views/new_user/dossiers/show/_resume.html.haml
deleted file mode 100644
index d0e584949..000000000
--- a/app/views/new_user/dossiers/show/_resume.html.haml
+++ /dev/null
@@ -1,2 +0,0 @@
-.container
-  = render partial: 'new_user/dossiers/show/status_progress', locals: { dossier: dossier }
diff --git a/app/views/new_gestionnaire/dossiers/_champs.html.haml b/app/views/shared/dossiers/_champs.html.haml
similarity index 95%
rename from app/views/new_gestionnaire/dossiers/_champs.html.haml
rename to app/views/shared/dossiers/_champs.html.haml
index 57d6d0e35..81537a06a 100644
--- a/app/views/new_gestionnaire/dossiers/_champs.html.haml
+++ b/app/views/shared/dossiers/_champs.html.haml
@@ -55,7 +55,7 @@
           %td.rich-text
             %span{ class: highlight_if_unseen_class(demande_seen_at, c.updated_at) }
               - if c.etablissement.present?
-                = render partial: "new_gestionnaire/dossiers/identite_entreprise", locals: { etablissement: c.etablissement }
+                = render partial: "shared/dossiers/identite_entreprise", locals: { etablissement: c.etablissement }
         - else
           %th.libelle
             = "#{c.libelle} :"
diff --git a/app/views/new_gestionnaire/dossiers/_identite_entreprise.html.haml b/app/views/shared/dossiers/_identite_entreprise.html.haml
similarity index 100%
rename from app/views/new_gestionnaire/dossiers/_identite_entreprise.html.haml
rename to app/views/shared/dossiers/_identite_entreprise.html.haml
diff --git a/app/views/new_gestionnaire/dossiers/_identite_individual.html.haml b/app/views/shared/dossiers/_identite_individual.html.haml
similarity index 100%
rename from app/views/new_gestionnaire/dossiers/_identite_individual.html.haml
rename to app/views/shared/dossiers/_identite_individual.html.haml
diff --git a/app/views/new_gestionnaire/dossiers/_map.html.haml b/app/views/shared/dossiers/_map.html.haml
similarity index 100%
rename from app/views/new_gestionnaire/dossiers/_map.html.haml
rename to app/views/shared/dossiers/_map.html.haml
diff --git a/app/views/new_gestionnaire/dossiers/_pieces_jointes.html.haml b/app/views/shared/dossiers/_pieces_jointes.html.haml
similarity index 100%
rename from app/views/new_gestionnaire/dossiers/_pieces_jointes.html.haml
rename to app/views/shared/dossiers/_pieces_jointes.html.haml
diff --git a/app/views/shared/dossiers/_show.html.haml b/app/views/shared/dossiers/_show.html.haml
new file mode 100644
index 000000000..4405f57b3
--- /dev/null
+++ b/app/views/shared/dossiers/_show.html.haml
@@ -0,0 +1,26 @@
+.container
+  .tab-title Identité du demandeur
+  .card
+    = render partial: "shared/dossiers/user_infos", locals: { user: dossier.user }
+
+    - if dossier.etablissement.present?
+      = render partial: "shared/dossiers/identite_entreprise", locals: { etablissement: dossier.etablissement }
+
+    - if dossier.individual.present?
+      = render partial: "shared/dossiers/identite_individual", locals: { individual: dossier.individual }
+
+  .tab-title Formulaire
+  - champs = dossier.ordered_champs.includes(:type_de_champ).decorate
+  - if champs.any?
+    .card
+      = render partial: "shared/dossiers/champs", locals: { champs: champs, demande_seen_at: demande_seen_at }
+
+  - if dossier.procedure.use_api_carto
+    .tab-title Cartographie
+    .card
+      = render partial: "shared/dossiers/map", locals: { dossier: dossier }
+
+  - if dossier.types_de_piece_justificative.any?
+    .tab-title Pièces jointes
+    .card
+      = render partial: "shared/dossiers/pieces_jointes", locals: { dossier: dossier, demande_seen_at: demande_seen_at }
diff --git a/app/views/new_gestionnaire/dossiers/_user_infos.html.haml b/app/views/shared/dossiers/_user_infos.html.haml
similarity index 100%
rename from app/views/new_gestionnaire/dossiers/_user_infos.html.haml
rename to app/views/shared/dossiers/_user_infos.html.haml
diff --git a/config/routes.rb b/config/routes.rb
index e7830425c..f777e2612 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -274,6 +274,7 @@ Rails.application.routes.draw do
         get 'modifier'
         patch 'modifier', to: 'dossiers#update'
         get 'merci'
+        get 'formulaire'
         post 'ask_deletion'
         get 'attestation'
       end
diff --git a/spec/controllers/new_user/dossiers_controller_spec.rb b/spec/controllers/new_user/dossiers_controller_spec.rb
index c62e00de9..74f543c4a 100644
--- a/spec/controllers/new_user/dossiers_controller_spec.rb
+++ b/spec/controllers/new_user/dossiers_controller_spec.rb
@@ -509,6 +509,20 @@ describe NewUser::DossiersController, type: :controller do
     end
   end
 
+  describe '#formulaire' do
+    let(:dossier) { create(:dossier, :en_construction, user: user) }
+
+    before do
+      Flipflop::FeatureSet.current.test!.switch!(:new_dossier_details, true)
+      sign_in(user)
+    end
+
+    subject! { get(:formulaire, params: { id: dossier.id }) }
+
+    it { expect(assigns(:dossier)).to eq(dossier) }
+    it { is_expected.to render_template(:formulaire) }
+  end
+
   describe '#ask_deletion' do
     before { sign_in(user) }
 
diff --git a/spec/features/new_user/dossier_details_spec.rb b/spec/features/new_user/dossier_details_spec.rb
index 3804804ae..6ddc49e11 100644
--- a/spec/features/new_user/dossier_details_spec.rb
+++ b/spec/features/new_user/dossier_details_spec.rb
@@ -1,6 +1,10 @@
 describe 'Dossier details:' do
   let(:user) { create(:user) }
-  let(:dossier) { create(:dossier, :en_construction, user: user) }
+  let(:simple_procedure) do
+    tdcs = [create(:type_de_champ, libelle: 'texte obligatoire')]
+    create(:procedure, :published, :for_individual, types_de_champ: tdcs)
+  end
+  let(:dossier) { create(:dossier, :en_construction, :for_individual, user: user, procedure: simple_procedure) }
 
   before do
     Flipflop::FeatureSet.current.test!.switch!(:new_dossier_details, true)
@@ -14,6 +18,21 @@ describe 'Dossier details:' do
     expect(page).to have_selector('.status-explanation')
   end
 
+  scenario 'the user can see and edit dossier before instruction' do
+    visit_dossier dossier
+    click_on 'Formulaire'
+
+    expect(page).to have_current_path(formulaire_dossier_path(dossier))
+    click_on 'Modifier le dossier'
+
+    expect(page).to have_current_path(modifier_dossier_path(dossier))
+    fill_in('texte obligatoire', with: 'Nouveau texte')
+    click_on 'Enregistrer les modifications du dossier'
+
+    expect(page).to have_current_path(formulaire_dossier_path(dossier))
+    expect(page).to have_content('Nouveau texte')
+  end
+
   private
 
   def visit_dossier(dossier)
diff --git a/spec/views/new_user/dossiers/formulaire.html.haml_spec.rb b/spec/views/new_user/dossiers/formulaire.html.haml_spec.rb
new file mode 100644
index 000000000..81bce7907
--- /dev/null
+++ b/spec/views/new_user/dossiers/formulaire.html.haml_spec.rb
@@ -0,0 +1,31 @@
+require 'spec_helper'
+
+describe 'new_user/dossiers/formulaire.html.haml', type: :view do
+  let(:procedure) { create(:procedure, :published, :with_two_type_de_piece_justificative, :with_type_de_champ, :with_type_de_champ_private) }
+  let(:dossier) { create(:dossier, :en_construction, :with_entreprise, procedure: procedure) }
+
+  before do
+    assign(:dossier, dossier)
+  end
+
+  subject! { render }
+
+  it 'renders the header' do
+    expect(rendered).to have_text("Dossier nº #{dossier.id}")
+  end
+
+  it 'renders the dossier infos' do
+    expect(rendered).to have_text('Identité')
+    expect(rendered).to have_text('Formulaire')
+    expect(rendered).to have_text('Pièces jointes')
+  end
+
+  context 'when the dossier is editable' do
+    it { is_expected.to have_link('Modifier le dossier', href: modifier_dossier_path(dossier)) }
+  end
+
+  context 'when the dossier is read-only' do
+    let(:dossier) { create(:dossier, :en_instruction, :with_entreprise, procedure: procedure) }
+    it { is_expected.not_to have_link('Modifier le dossier') }
+  end
+end
diff --git a/spec/views/new_user/dossiers/show.html.haml_spec.rb b/spec/views/new_user/dossiers/show.html.haml_spec.rb
index c3feada30..dda868f27 100644
--- a/spec/views/new_user/dossiers/show.html.haml_spec.rb
+++ b/spec/views/new_user/dossiers/show.html.haml_spec.rb
@@ -1,7 +1,7 @@
 require 'spec_helper'
 
 describe 'new_user/dossiers/show.html.haml', type: :view do
-  let(:dossier) { create(:dossier, :with_service, state: 'brouillon', procedure: create(:procedure)) }
+  let(:dossier) { create(:dossier, :en_construction, procedure: create(:procedure)) }
 
   before do
     sign_in dossier.user
@@ -10,8 +10,8 @@ describe 'new_user/dossiers/show.html.haml', type: :view do
 
   subject! { render }
 
-  it 'affiche les informations du dossier' do
-    expect(rendered).to have_text(dossier.procedure.libelle)
+  it 'renders a summary of the dossier state' do
     expect(rendered).to have_text("Dossier nº #{dossier.id}")
+    expect(rendered).to have_selector('.status-progress')
   end
 end
diff --git a/spec/views/new_user/dossiers/show/_header.html.haml_spec.rb b/spec/views/new_user/dossiers/show/_header.html.haml_spec.rb
new file mode 100644
index 000000000..ece6e94fe
--- /dev/null
+++ b/spec/views/new_user/dossiers/show/_header.html.haml_spec.rb
@@ -0,0 +1,15 @@
+describe 'new_user/dossiers/show/header.html.haml', type: :view do
+  let(:dossier) { create(:dossier, :en_construction, procedure: create(:procedure)) }
+
+  subject! { render 'new_user/dossiers/show/header.html.haml', dossier: dossier }
+
+  it 'affiche les informations du dossier' do
+    expect(rendered).to have_text(dossier.procedure.libelle)
+    expect(rendered).to have_text("Dossier nº #{dossier.id}")
+    expect(rendered).to have_text("en construction")
+
+    expect(rendered).to have_selector("ul.tabs")
+    expect(rendered).to have_link("Résumé", href: dossier_path(dossier))
+    expect(rendered).to have_link("Formulaire", href: formulaire_dossier_path(dossier))
+  end
+end
diff --git a/spec/views/new_gestionnaire/dossiers/_champs.html.haml_spec.rb b/spec/views/shared/dossiers/_champs.html.haml_spec.rb
similarity index 92%
rename from spec/views/new_gestionnaire/dossiers/_champs.html.haml_spec.rb
rename to spec/views/shared/dossiers/_champs.html.haml_spec.rb
index 05a2e22d2..9f86d9cec 100644
--- a/spec/views/new_gestionnaire/dossiers/_champs.html.haml_spec.rb
+++ b/spec/views/shared/dossiers/_champs.html.haml_spec.rb
@@ -1,4 +1,4 @@
-describe 'new_gestionnaire/dossiers/champs.html.haml', type: :view do
+describe 'shared/dossiers/champs.html.haml', type: :view do
   let(:gestionnaire) { create(:gestionnaire) }
   let(:demande_seen_at) { nil }
 
@@ -8,7 +8,7 @@ describe 'new_gestionnaire/dossiers/champs.html.haml', type: :view do
     allow(view).to receive(:current_gestionnaire).and_return(gestionnaire)
   end
 
-  subject { render 'new_gestionnaire/dossiers/champs.html.haml', champs: champs, demande_seen_at: demande_seen_at }
+  subject { render 'shared/dossiers/champs.html.haml', champs: champs, demande_seen_at: demande_seen_at }
 
   context "there are some champs" do
     let(:dossier) { create(:dossier) }
diff --git a/spec/views/new_gestionnaire/dossiers/_identite_entreprise.html.haml_spec.rb b/spec/views/shared/dossiers/_identite_entreprise.html.haml_spec.rb
similarity index 65%
rename from spec/views/new_gestionnaire/dossiers/_identite_entreprise.html.haml_spec.rb
rename to spec/views/shared/dossiers/_identite_entreprise.html.haml_spec.rb
index 121e08044..f80e4eee8 100644
--- a/spec/views/new_gestionnaire/dossiers/_identite_entreprise.html.haml_spec.rb
+++ b/spec/views/shared/dossiers/_identite_entreprise.html.haml_spec.rb
@@ -1,5 +1,5 @@
-describe 'new_gestionnaire/dossiers/identite_entreprise.html.haml', type: :view do
-  before { render 'new_gestionnaire/dossiers/identite_entreprise.html.haml', etablissement: etablissement }
+describe 'shared/dossiers/identite_entreprise.html.haml', type: :view do
+  before { render 'shared/dossiers/identite_entreprise.html.haml', etablissement: etablissement }
 
   context "there is an association" do
     let(:etablissement) { create(:etablissement, :is_association) }
diff --git a/spec/views/new_gestionnaire/dossiers/_map_spec.rb b/spec/views/shared/dossiers/_map_spec.rb
similarity index 87%
rename from spec/views/new_gestionnaire/dossiers/_map_spec.rb
rename to spec/views/shared/dossiers/_map_spec.rb
index d9c998cce..9e3d05c48 100644
--- a/spec/views/new_gestionnaire/dossiers/_map_spec.rb
+++ b/spec/views/shared/dossiers/_map_spec.rb
@@ -1,8 +1,8 @@
 require 'spec_helper'
 
-describe 'new_gestionnaire/dossiers/_map.html.haml', type: :view do
+describe 'shared/dossiers/map.html.haml', type: :view do
   subject do
-    render(partial: 'new_gestionnaire/dossiers/map.html.haml', locals: { dossier: dossier })
+    render(partial: 'shared/dossiers/map.html.haml', locals: { dossier: dossier })
   end
 
   describe "javascript variables printing" do