diff --git a/app/models/administrateur.rb b/app/models/administrateur.rb
index 94c0498f0..790f1062e 100644
--- a/app/models/administrateur.rb
+++ b/app/models/administrateur.rb
@@ -7,6 +7,8 @@ class Administrateur < ApplicationRecord
 
   has_and_belongs_to_many :gestionnaires
   has_many :procedures
+  has_many :administrateurs_procedures
+  has_many :admin_procedures, through: :administrateurs_procedures, source: :procedure
 
   before_validation -> { sanitize_email(:email) }
   before_save :ensure_api_token
diff --git a/app/models/administrateurs_procedure.rb b/app/models/administrateurs_procedure.rb
new file mode 100644
index 000000000..084a18781
--- /dev/null
+++ b/app/models/administrateurs_procedure.rb
@@ -0,0 +1,4 @@
+class AdministrateursProcedure < ApplicationRecord
+  belongs_to :administrateur
+  belongs_to :procedure
+end
diff --git a/app/models/procedure.rb b/app/models/procedure.rb
index 3e1378feb..745298119 100644
--- a/app/models/procedure.rb
+++ b/app/models/procedure.rb
@@ -12,6 +12,8 @@ class Procedure < ApplicationRecord
   belongs_to :administrateur
 
   has_many :assign_to, dependent: :destroy
+  has_many :administrateurs_procedures
+  has_many :administrateurs, through: :administrateurs_procedures
   has_many :gestionnaires, through: :assign_to
 
   has_one :initiated_mail, class_name: "Mails::InitiatedMail", dependent: :destroy
diff --git a/db/migrate/20180323101837_create_join_table_administrateurs_procedures.rb b/db/migrate/20180323101837_create_join_table_administrateurs_procedures.rb
new file mode 100644
index 000000000..a77186ac5
--- /dev/null
+++ b/db/migrate/20180323101837_create_join_table_administrateurs_procedures.rb
@@ -0,0 +1,11 @@
+class CreateJoinTableAdministrateursProcedures < ActiveRecord::Migration[5.2]
+  def change
+    create_join_table :administrateurs, :procedures do |t|
+      t.timestamps
+
+      t.index :administrateur_id
+      t.index :procedure_id
+      t.index [:administrateur_id, :procedure_id], unique: true, name: :index_unique_admin_proc_couple
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index a24ff0efa..0e708a7fe 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2018_03_19_214757) do
+ActiveRecord::Schema.define(version: 2018_03_23_101837) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -64,6 +64,16 @@ ActiveRecord::Schema.define(version: 2018_03_19_214757) do
     t.index ["gestionnaire_id"], name: "index_administrateurs_gestionnaires_on_gestionnaire_id"
   end
 
+  create_table "administrateurs_procedures", id: false, force: :cascade do |t|
+    t.bigint "administrateur_id", null: false
+    t.bigint "procedure_id", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["administrateur_id", "procedure_id"], name: "index_unique_admin_proc_couple", unique: true
+    t.index ["administrateur_id"], name: "index_administrateurs_procedures_on_administrateur_id"
+    t.index ["procedure_id"], name: "index_administrateurs_procedures_on_procedure_id"
+  end
+
   create_table "administrations", id: :serial, force: :cascade do |t|
     t.string "email", default: "", null: false
     t.string "encrypted_password", default: "", null: false