diff --git a/app/models/procedure.rb b/app/models/procedure.rb
index 2498604cff7..71834206092 100644
--- a/app/models/procedure.rb
+++ b/app/models/procedure.rb
@@ -199,6 +199,7 @@ def switch_list_order(list, index_of_first_element)
   end
 
   def clone(admin, from_library)
+    populate_champ_stable_ids
     procedure = self.deep_clone(include:
       {
         types_de_piece_justificative: nil,
@@ -358,6 +359,12 @@ def gestionnaire_for_cron_job
     gestionnaire || gestionnaires.first
   end
 
+  def populate_champ_stable_ids
+    TypeDeChamp.where(procedure: self, stable_id: nil).find_each do |type_de_champ|
+      type_de_champ.update_column(:stable_id, type_de_champ.id)
+    end
+  end
+
   private
 
   def claim_path_ownership!(path)
diff --git a/app/models/type_de_champ.rb b/app/models/type_de_champ.rb
index c2d9a9ae6ed..61bf18695f8 100644
--- a/app/models/type_de_champ.rb
+++ b/app/models/type_de_champ.rb
@@ -36,6 +36,7 @@ class TypeDeChamp < ApplicationRecord
   store :options, accessors: [:cadastres, :quartiers_prioritaires, :parcelles_agricoles]
 
   after_initialize :set_dynamic_type
+  after_create :populate_stable_id
 
   attr_reader :dynamic_type
 
@@ -117,6 +118,12 @@ def self.type_champ_to_class_name(type_champ)
 
   private
 
+  def populate_stable_id
+    if !stable_id
+      update_column(:stable_id, id)
+    end
+  end
+
   def remove_piece_justificative_template
     if type_champ != TypeDeChamp.type_champs.fetch(:piece_justificative) && piece_justificative_template.attached?
       piece_justificative_template.purge_later
diff --git a/app/serializers/type_de_champ_serializer.rb b/app/serializers/type_de_champ_serializer.rb
index 152e908e156..b8ef6ecb770 100644
--- a/app/serializers/type_de_champ_serializer.rb
+++ b/app/serializers/type_de_champ_serializer.rb
@@ -4,4 +4,8 @@ class TypeDeChampSerializer < ActiveModel::Serializer
     :type_champ,
     :order_place,
     :description
+
+  def id
+    object.stable_id || object.id
+  end
 end
diff --git a/db/migrate/20181123181020_add_stable_id_to_types_de_champ.rb b/db/migrate/20181123181020_add_stable_id_to_types_de_champ.rb
new file mode 100644
index 00000000000..958eb90a2b8
--- /dev/null
+++ b/db/migrate/20181123181020_add_stable_id_to_types_de_champ.rb
@@ -0,0 +1,6 @@
+class AddStableIdToTypesDeChamp < ActiveRecord::Migration[5.2]
+  def change
+    add_column :types_de_champ, :stable_id, :bigint
+    add_index :types_de_champ, :stable_id
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index b8b98f83ebf..1d8759dfab7 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -556,7 +556,9 @@
     t.datetime "created_at"
     t.datetime "updated_at"
     t.jsonb "options"
+    t.bigint "stable_id"
     t.index ["private"], name: "index_types_de_champ_on_private"
+    t.index ["stable_id"], name: "index_types_de_champ_on_stable_id"
   end
 
   create_table "types_de_piece_justificative", id: :serial, force: :cascade do |t|
diff --git a/lib/tasks/deployment/20181123181252_add_stable_id_to_types_de_champ.rake b/lib/tasks/deployment/20181123181252_add_stable_id_to_types_de_champ.rake
new file mode 100644
index 00000000000..dbb3283dd35
--- /dev/null
+++ b/lib/tasks/deployment/20181123181252_add_stable_id_to_types_de_champ.rake
@@ -0,0 +1,15 @@
+namespace :after_party do
+  desc 'Deployment task: add_stable_id_to_types_de_champ'
+  task add_stable_id_to_types_de_champ: :environment do
+    types_de_champ = TypeDeChamp.where(stable_id: nil)
+    bar = RakeProgressbar.new(types_de_champ.count)
+
+    types_de_champ.find_each do |type_de_champ|
+      type_de_champ.update_column(:stable_id, type_de_champ.id)
+      bar.inc
+    end
+    bar.finished
+
+    AfterParty::TaskRecord.create version: '20181123181252'
+  end
+end
diff --git a/spec/models/procedure_spec.rb b/spec/models/procedure_spec.rb
index aa9934e6776..cb9f92ad886 100644
--- a/spec/models/procedure_spec.rb
+++ b/spec/models/procedure_spec.rb
@@ -424,6 +424,11 @@
         expect(subject.path).to be_nil
       end
     end
+
+    it 'should keep types_de_champ ids stable' do
+      expect(subject.types_de_champ_ordered.first.id).not_to eq(procedure.types_de_champ_ordered.first.id)
+      expect(subject.types_de_champ_ordered.first.stable_id).to eq(procedure.types_de_champ_ordered.first.id)
+    end
   end
 
   describe '#publish!' do
diff --git a/spec/models/type_de_champ_shared_example.rb b/spec/models/type_de_champ_shared_example.rb
index 092527bbcea..5fbceb3bddf 100644
--- a/spec/models/type_de_champ_shared_example.rb
+++ b/spec/models/type_de_champ_shared_example.rb
@@ -39,6 +39,15 @@
       it { is_expected.to allow_value('blabla').for(:description) }
     end
 
+    context 'stable_id' do
+      it {
+        type_de_champ = create(:type_de_champ_text)
+        expect(type_de_champ.id).to eq(type_de_champ.stable_id)
+        cloned_type_de_champ = type_de_champ.clone
+        expect(cloned_type_de_champ.stable_id).to eq(type_de_champ.stable_id)
+      }
+    end
+
     context 'remove piece_justificative_template' do
       context 'when the tdc is piece_justificative' do
         let(:template_double) { double('template', attached?: attached, purge_later: true) }