diff --git a/Back-End/School/models.py b/Back-End/School/models.py
index 16e4f04..d63ea6e 100644
--- a/Back-End/School/models.py
+++ b/Back-End/School/models.py
@@ -90,7 +90,7 @@ class PaymentModeType(models.IntegerChoices):
     CASH = 4, 'Espèce'
 
 class Discount(models.Model):
-    name = models.CharField(max_length=255, unique=True)
+    name = models.CharField(max_length=255, null=True, blank=True)
     amount = models.DecimalField(max_digits=10, decimal_places=2, default=0)
     description = models.TextField(blank=True)
     discount_type = models.IntegerField(choices=DiscountType.choices, default=DiscountType.CURRENCY)
@@ -102,7 +102,7 @@ class Discount(models.Model):
         return self.name
 
 class Fee(models.Model):
-    name = models.CharField(max_length=255, unique=True)
+    name = models.CharField(max_length=255, null=True, blank=True)
     base_amount = models.DecimalField(max_digits=10, decimal_places=2, default=0)
     description = models.TextField(blank=True)
     is_active = models.BooleanField(default=True)
diff --git a/Front-End/src/components/Structure/Configuration/ClassesSection.js b/Front-End/src/components/Structure/Configuration/ClassesSection.js
index b39f7fc..bbb1215 100644
--- a/Front-End/src/components/Structure/Configuration/ClassesSection.js
+++ b/Front-End/src/components/Structure/Configuration/ClassesSection.js
@@ -9,10 +9,10 @@ import MultiSelect from '@/components/MultiSelect';
 import LevelLabel from '@/components/CustomLabels/LevelLabel';
 import { DndProvider, useDrop } from 'react-dnd';
 import { HTML5Backend } from 'react-dnd-html5-backend';
-import { ESTABLISHMENT_ID } from '@/utils/Url';
 import logger from '@/utils/logger';
 import ClasseDetails from '@/components/ClasseDetails';
 import SectionHeader from '@/components/SectionHeader';
+import { useEstablishment } from '@/context/EstablishmentContext';
 
 const ItemTypes = {
   TEACHER: 'teacher',
@@ -28,6 +28,8 @@ const TeachersDropZone = ({
     classe.teachers_details || []
   );
 
+  const { selectedEstablishmentId } = useEstablishment();
+
   useEffect(() => {}, [teachers]);
 
   useEffect(() => {
@@ -194,7 +196,7 @@ const ClassesSection = ({
       number_of_students: '',
       school_year: '',
       teachers: [],
-      establishment: ESTABLISHMENT_ID,
+      establishment: selectedEstablishmentId,
     });
     setFormData({
       atmosphere_name: '',
@@ -203,7 +205,7 @@ const ClassesSection = ({
       number_of_students: '',
       school_year: '',
       teachers: [],
-      establishment: ESTABLISHMENT_ID,
+      establishment: selectedEstablishmentId,
     });
   };
 
diff --git a/Front-End/src/components/Structure/Tarification/DiscountsSection.js b/Front-End/src/components/Structure/Tarification/DiscountsSection.js
index 0b6d0e9..83428e0 100644
--- a/Front-End/src/components/Structure/Tarification/DiscountsSection.js
+++ b/Front-End/src/components/Structure/Tarification/DiscountsSection.js
@@ -5,8 +5,8 @@ import Popup from '@/components/Popup';
 import CheckBox from '@/components/CheckBox';
 import InputText from '@/components/InputText';
 import logger from '@/utils/logger';
-import { ESTABLISHMENT_ID } from '@/utils/Url';
 import SectionHeader from '@/components/SectionHeader';
+import { useEstablishment } from '@/context/EstablishmentContext';
 
 const DiscountsSection = ({
   discounts,
@@ -29,6 +29,8 @@ const DiscountsSection = ({
   const [removePopupMessage, setRemovePopupMessage] = useState('');
   const [removePopupOnConfirm, setRemovePopupOnConfirm] = useState(() => {});
 
+  const { selectedEstablishmentId } = useEstablishment();
+
   const handleAddDiscount = () => {
     setNewDiscount({
       id: Date.now(),
@@ -37,7 +39,7 @@ const DiscountsSection = ({
       description: '',
       discount_type: 0,
       type: type,
-      establishment: ESTABLISHMENT_ID,
+      establishment: selectedEstablishmentId,
     });
   };
 
@@ -55,7 +57,11 @@ const DiscountsSection = ({
 
   const handleSaveNewDiscount = () => {
     if (newDiscount.name && newDiscount.amount) {
-      handleCreate(newDiscount)
+      const discountData = {
+        ...newDiscount,
+        establishment: selectedEstablishmentId,
+      };
+      handleCreate(discountData)
         .then((createdDiscount) => {
           setDiscounts([createdDiscount, ...discounts]);
           setNewDiscount(null);
diff --git a/Front-End/src/components/Structure/Tarification/FeesSection.js b/Front-End/src/components/Structure/Tarification/FeesSection.js
index 785158f..e66668a 100644
--- a/Front-End/src/components/Structure/Tarification/FeesSection.js
+++ b/Front-End/src/components/Structure/Tarification/FeesSection.js
@@ -6,8 +6,7 @@ import CheckBox from '@/components/CheckBox';
 import InputText from '@/components/InputText';
 import logger from '@/utils/logger';
 import SectionHeader from '@/components/SectionHeader';
-
-import { ESTABLISHMENT_ID } from '@/utils/Url';
+import { useEstablishment } from '@/context/EstablishmentContext';
 
 const FeesSection = ({
   fees,
@@ -33,6 +32,7 @@ const FeesSection = ({
   const labelTypeFrais =
     type === 0 ? "Frais d'inscription" : 'Frais de scolarité';
 
+  const { selectedEstablishmentId } = useEstablishment();
   // Récupération des messages d'erreur
   const getError = (field) => {
     return localErrors?.[field]?.[0];
@@ -48,7 +48,7 @@ const FeesSection = ({
       validity_end_date: '',
       discounts: [],
       type: type,
-      establishment: ESTABLISHMENT_ID,
+      establishment: selectedEstablishmentId,
     });
   };
 
@@ -64,7 +64,12 @@ const FeesSection = ({
 
   const handleSaveNewFee = () => {
     if (newFee.name && newFee.base_amount) {
-      handleCreate(newFee)
+      const feeData = {
+        ...newFee,
+        establishment: selectedEstablishmentId,
+      };
+
+      handleCreate(feeData)
         .then((createdFee) => {
           setFees([createdFee, ...fees]);
           setNewFee(null);
diff --git a/Front-End/src/utils/Url.js b/Front-End/src/utils/Url.js
index b72a674..1ebea24 100644
--- a/Front-End/src/utils/Url.js
+++ b/Front-End/src/utils/Url.js
@@ -49,9 +49,6 @@ export const BE_SCHOOL_ESTABLISHMENT_URL = `${BASE_URL}/Establishment/establishm
 export const BE_PLANNING_PLANNINGS_URL = `${BASE_URL}/Planning/plannings`;
 export const BE_PLANNING_EVENTS_URL = `${BASE_URL}/Planning/events`;
 
-// FIXME : En attendant la gestion des sessions
-export const ESTABLISHMENT_ID = 1;
-
 // GESTION MESSAGERIE
 export const BE_GESTIONMESSAGERIE_MESSAGES_URL = `${BASE_URL}/GestionMessagerie/messages`;
 export const BE_GESTIONMESSAGERIE_MESSAGERIE_URL = `${BASE_URL}/GestionMessagerie/messagerie`;