diff --git a/models/acc_operation.py b/models/acc_operation.py
index 80300be7817fb4d8678d29b7719310b9e92f7c66..925a668bc2064220853aa647147ca85aebb087b8 100644
--- a/models/acc_operation.py
+++ b/models/acc_operation.py
@@ -82,7 +82,7 @@ class AccOperation(models.Model):
     # API functions
     # ------------------------------------------------------
     def curves(
-        self, date_start, date_end, usage_point_cons_ids=None, usage_point_prod_ids=None
+        self, start_date, end_date, usage_point_cons_ids=None, usage_point_prod_ids=None
     ):
         """
         Récupère les données de l'opération concernant le périmètre:
@@ -105,7 +105,7 @@ class AccOperation(models.Model):
             + str(fields.Datetime.now())
             + "</h1>"
             "Appels API pour la période "
-            "" + str(date_start) + " " + str(date_end) + "<br/>"
+            "" + str(start_date) + " " + str(end_date) + "<br/>"
         )
 
         if usage_point_cons_ids:
@@ -123,13 +123,13 @@ class AccOperation(models.Model):
                     + " - Date: "
                     + str(fields.Datetime.today())
                     + " - Période: du "
-                    + str(date_start)
+                    + str(start_date)
                     + " au "
-                    + str(date_end)
+                    + str(end_date)
                 )
                 message += desc + "<br/>"
                 self.with_delay(description=desc).get_definitive_load_curves(
-                    date_end, date_start, usage_point_id, "cons"
+                    start_date, end_date, usage_point_id, "cons"
                 )
 
         if usage_point_prod_ids:
@@ -147,14 +147,14 @@ class AccOperation(models.Model):
                     + " - Date: "
                     + str(fields.Datetime.today())
                     + " - Période: du "
-                    + str(date_start)
+                    + str(start_date)
                     + " au "
-                    + str(date_end)
+                    + str(end_date)
                 )
                 message += desc + "<br/>"
                 self.with_delay(description=desc).get_definitive_load_curves(
-                    date_end,
-                    date_start,
+                    start_date,
+                    end_date,
                     usage_point_id,
                     "prod",
                 )
@@ -172,9 +172,9 @@ class AccOperation(models.Model):
                 "name": "Appel API Enedis Courbes du "
                 + str(fields.Date.today())
                 + " - Période "
-                + str(date_start)
+                + str(start_date)
                 + " "
-                + str(date_end),
+                + str(end_date),
                 "date_launched": fields.Datetime.now(),
                 "type_log": "api",
                 "message": message,
@@ -183,15 +183,15 @@ class AccOperation(models.Model):
         )
 
     def get_definitive_load_curves(
-        self, date_end, date_start, usage_point_id, type_prm
+        self, start_date, end_date, usage_point_id, type_prm
     ):
         message = ""
         message += "PRM " + usage_point_id.name + "\n"
         message += "Appel API ...\n"
         curves_data = self._get_definitive_load_curves(
             self.name,
-            date_end,
-            date_start,
+            start_date,
+            end_date,
             usage_point_id.name,
             self.client_id,
             self.secret_id,
@@ -202,7 +202,7 @@ class AccOperation(models.Model):
         curves = curves_data.get("curves")
 
         if curves:
-            name = usage_point_id.name + "_" + str(date_start) + "_" + str(date_end)
+            name = usage_point_id.name + "_" + str(start_end) + "_" + str(end_date)
         for curve in curves:
             type_curve = curve["type"]
 
@@ -244,16 +244,16 @@ class AccOperation(models.Model):
             date.today().month - self.date_start_contract.month
         )
 
-        date_start_it = self.date_start_contract
-        date_end_it = self.date_start_contract + relativedelta(months=1)
+        start_date_it = self.date_start_contract
+        end_date_it = self.date_start_contract + relativedelta(months=1)
 
         i = 1
         while i < nb_months:
             self.curves(
-                date_start_it, date_end_it, usage_point_cons_ids, usage_point_prod_ids
+                start_date_it, end_date_it, usage_point_cons_ids, usage_point_prod_ids
             )
-            date_start_it = date_start_it + relativedelta(months=1)
-            date_end_it = date_start_it + relativedelta(months=1)
+            start_date_it = start_date_it + relativedelta(months=1)
+            end_date_it = start_date_it + relativedelta(months=1)
             i += 1
 
     def perimeter(self):
@@ -310,18 +310,18 @@ class AccOperation(models.Model):
                 message += "PRM existe dans Odoo<br/>"
                 counter_period_ids = counter_id.period_ids
                 if counter_period_ids.filtered(
-                    lambda p: p.date_start == usage_point_start
-                    and p.date_end == usage_point_end
+                    lambda p: p.start_date == usage_point_start
+                    and p.end_date == usage_point_end
                 ):
                     message += (
                         "période existante avec les mêmes dates, pas de modif<br/>"
                     )
                 elif counter_period_ids.filtered(
-                    lambda p: p.date_start == usage_point_start
+                    lambda p: p.start_date == usage_point_start
                 ):
                     counter_period_ids.filtered(
-                        lambda p: p.date_start == usage_point_start
-                    ).date_end = usage_point_end
+                        lambda p: p.start_date == usage_point_start
+                    ).end_date = usage_point_end
                     message += (
                         "période existante avec la même date de début, mais date de "
                         "fin différente, mise à jour date de fin<br/>"
@@ -333,8 +333,8 @@ class AccOperation(models.Model):
                                 "acc_counter_id": counter_id.id,
                                 "prm_type": usage_point_prm_type,
                                 "acc_operation_id": self.id,
-                                "date_start": usage_point_start,
-                                "date_end": usage_point_end,
+                                "start_date": usage_point_start,
+                                "end_date": usage_point_end,
                             }
                         )
                         message += (
@@ -370,8 +370,8 @@ class AccOperation(models.Model):
                             "acc_counter_id": counter_id.id,
                             "prm_type": usage_point_prm_type,
                             "acc_operation_id": self.id,
-                            "date_start": usage_point_start,
-                            "date_end": usage_point_end,
+                            "start_date": usage_point_start,
+                            "end_date": usage_point_end,
                         }
                     )
                     message += "Fin de la création du PRM<br/>"
diff --git a/wizards/acc_operation_wizard.py b/wizards/acc_operation_wizard.py
index 087685419d2a044ba714ff217c424b70f8d42bf1..aaa659f3ab56fdc52318216dd67dd4f387c128f2 100644
--- a/wizards/acc_operation_wizard.py
+++ b/wizards/acc_operation_wizard.py
@@ -23,8 +23,8 @@ class AccOperationWizard(models.TransientModel):
     operation_id = fields.Many2one(
         "acc.operation", default=lambda self: self._default_operation_id()
     )
-    date_start = fields.Date("Date de début")
-    date_end = fields.Date("Date de fin (exclue)")
+    start_date = fields.Date("Date de début")
+    end_date = fields.Date("Date de fin (exclue)")
     prm_cons_ids = fields.Many2many(
         "acc.counter",
         relation="acc_counter_cons_rel",
@@ -68,21 +68,21 @@ class AccOperationWizard(models.TransientModel):
     # Actions
     # ------------------------------------------------------
     def get_curves(self):
-        if not self.date_end and not self.date_start:
+        if not self.end_date and not self.start_date:
             raise UserError(
                 _("Les champs Date de début et Date de fin sont obligatoires")
             )
-        if (self.date_end - self.date_start).days > 31:
+        if (self.end_date - self.start_date).days > 31:
             raise UserError(_("L'intervalle de temps ne doit pas dépasser 31 Jours"))
 
-        if self.date_end <= self.date_start:
+        if self.end_date <= self.start_date:
             raise UserError(_("La date de fin doit être supérieure à la date de début"))
 
         # Vérification si des données existent déjà
         # pour cet intervalle de date
         domain_all = [
-            ("date_slot", ">=", self.date_start),
-            ("date_slot", "<", self.date_end),
+            ("date_slot", ">=", self.start_date),
+            ("date_slot", "<", self.end_date),
             ("acc_operation_id", "=", self.operation_id.id),
         ]
         if self.prm_cons_ids and self.prm_prod_ids:
@@ -111,8 +111,8 @@ class AccOperationWizard(models.TransientModel):
             wizard = self.env["acc.operation.wizard.confirm"].create(
                 {
                     "operation_id": self.operation_id.id,
-                    "date_start": self.date_start,
-                    "date_end": self.date_end,
+                    "start_date": self.start_date,
+                    "end_date": self.end_date,
                     "prm_cons_ids": self.prm_cons_ids,
                     "prm_prod_ids": self.prm_prod_ids,
                     "rec_ids": rec_ids,
@@ -132,7 +132,7 @@ class AccOperationWizard(models.TransientModel):
             }
         else:
             self.operation_id.curves(
-                self.date_start, self.date_end, self.prm_cons_ids, self.prm_prod_ids
+                self.start_date, self.end_date, self.prm_cons_ids, self.prm_prod_ids
             )
             return {"type": "ir.actions.act_window_close"}
 
diff --git a/wizards/acc_operation_wizard_confirm.py b/wizards/acc_operation_wizard_confirm.py
index b9754d18f5945a64f3450dc1ab1f3531eb1b560b..abf7cfd8d42e87cbaf74e83df1140687d0d9a98a 100644
--- a/wizards/acc_operation_wizard_confirm.py
+++ b/wizards/acc_operation_wizard_confirm.py
@@ -12,8 +12,8 @@ class AccOperationWizardConfirm(models.TransientModel):
     # Fields declaration
     # ------------------------------------------------------
     operation_id = fields.Many2one("acc.operation")
-    date_start = fields.Date("Date de début")
-    date_end = fields.Date("Date de fin (exclue)")
+    start_date = fields.Date("Date de début")
+    end_date = fields.Date("Date de fin (exclue)")
     prm_cons_ids = fields.Many2many(
         "acc.counter",
         relation="acc_counter_cons_confirm_rel",
@@ -65,9 +65,9 @@ class AccOperationWizardConfirm(models.TransientModel):
 
         # Appels API
         # Si date présente, appel pour la période
-        if self.date_start:
+        if self.start_date:
             self.operation_id.curves(
-                self.date_start, self.date_end, self.prm_cons_ids, self.prm_prod_ids
+                self.start_date, self.end_date, self.prm_cons_ids, self.prm_prod_ids
             )
         else:
             # Pas de date renseignée, récupération de toutes les données
diff --git a/wizards/acc_operation_wizard_confirm_views.xml b/wizards/acc_operation_wizard_confirm_views.xml
index a39029af22344d8f2300e7eb36e0b9907aa7dc58..b79af116eb08ccdef83832ba69cd2a430cc76af7 100644
--- a/wizards/acc_operation_wizard_confirm_views.xml
+++ b/wizards/acc_operation_wizard_confirm_views.xml
@@ -13,8 +13,8 @@
                     <field name="operation_id" invisible="1" />
                     <field name="prm_cons_ids" invisible="1" />
                     <field name="prm_prod_ids" invisible="1" />
-                    <field name="date_start" invisible="1" />
-                    <field name="date_end" invisible="1" />
+                    <field name="start_date" invisible="1" />
+                    <field name="end_date" invisible="1" />
                     <field name="rec_ids" invisible="1" />
                 </group>
                 <footer>
diff --git a/wizards/acc_operation_wizard_views.xml b/wizards/acc_operation_wizard_views.xml
index 793ac05c075aa61efaa46e8deae13c0e0ab36435..2f53d7abb25d1885bf2bdad4179a504c8814751f 100644
--- a/wizards/acc_operation_wizard_views.xml
+++ b/wizards/acc_operation_wizard_views.xml
@@ -23,8 +23,8 @@
                         <!-- TODO rework domain="[('is_injection', '=', True), ('acc_operation_id', '=', operation_id)]" -->
                 </group>
                 <group name="period" string="Période" col="2">
-                    <field name="date_start" />
-                    <field name="date_end" />
+                    <field name="start_date" />
+                    <field name="end_date" />
                 </group>
                 <footer>
                     <button