diff --git a/requirements.txt b/requirements.txt
index 0cc02e8..c98c0c6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,33 @@
 asgiref==3.11.0
+attrs==25.4.0
+certifi==2025.11.12
+cffi==2.0.0
+charset-normalizer==3.4.4
+cryptography==46.0.3
+defusedxml==0.7.1
 Django==5.2.9
 django-cors-headers==4.9.0
+django-filter==25.2
 django-rest-framework==0.1.0
 djangorestframework==3.16.1
+djangorestframework_simplejwt==5.5.1
+drf-spectacular==0.29.0
+idna==3.11
+inflection==0.5.1
+jsonschema==4.25.1
+jsonschema-specifications==2025.9.1
+oauthlib==3.3.1
+pycparser==2.23
+PyJWT==2.10.1
 python-dotenv==1.2.1
+python3-openid==3.2.0
+PyYAML==6.0.3
+referencing==0.37.0
+requests==2.32.5
+requests-oauthlib==2.0.0
+rpds-py==0.30.0
+social-auth-app-django==5.6.0
+social-auth-core==4.8.1
 sqlparse==0.5.4
+uritemplate==4.2.0
+urllib3==2.5.0
diff --git a/users/models.py b/users/models.py
index 0c63b3b..dd08b0e 100644
--- a/users/models.py
+++ b/users/models.py
@@ -15,7 +15,7 @@ class User(AbstractUser):
         COMMON = 'common', 'Common'
         PROFESSOR = 'prof', 'Professor'
 
-    school_index        = models.ForeignKey(SchoolID, on_delete=models.CASCADE)
+    school_index        = models.ForeignKey(SchoolID, on_delete=models.PROTECT)
     role                = models.CharField(max_length=20, choices=Roles, default=Roles.COMMON)
 
     @staticmethod
diff --git a/users/urls.py b/users/urls.py
index 1a7459a..eb4cbe7 100644
--- a/users/urls.py
+++ b/users/urls.py
@@ -14,4 +14,9 @@ urlpatterns = [
         path('<int:pk>/', UserAPIView.as_view()),
         path('', UserListAPIView.as_view())
     ])),
+
+    path('schools/', include([
+        path('<int:pk>/', SchoolAPIView.as_view()),
+        path('', SchoolListAPIView.as_view())
+    ])),
 ]
diff --git a/users/views.py b/users/views.py
index b52a9de..63bc3b4 100644
--- a/users/views.py
+++ b/users/views.py
@@ -12,8 +12,8 @@ from rest_framework.authtoken.models import Token
 from drf_spectacular.utils import extend_schema
 
 from project.serializers import MessageResponseSerializer
-from .models import User
-from .serializers import UserSerializer, LoginSerializer, RegisterSerializer, TokenSerializer, UserForAdminSerializer
+from .models import User, SchoolID
+from .serializers import UserSerializer, LoginSerializer, RegisterSerializer, TokenSerializer, UserForAdminSerializer, SchoolIDSerializer
 
 # Create your views here.
 
@@ -85,4 +85,18 @@ class UserListAPIView(ListAPIView):
 class UserAPIView(RetrieveUpdateDestroyAPIView):
     queryset = User.objects.all()
     serializer_class = UserForAdminSerializer
+    permission_classes = [IsAdminUser]
+
+@extend_schema(tags=['Users'],
+                description='List of all available school ids')
+class SchoolListAPIView(ListAPIView):
+    queryset = SchoolID.objects.all()
+    serializer_class = SchoolIDSerializer
+    permission_classes = [IsAdminUser]
+
+@extend_schema(tags=['Users'],
+                description='CRUD for specific school id')
+class SchoolAPIView(RetrieveUpdateDestroyAPIView):
+    queryset = SchoolID.objects.all()
+    serializer_class = SchoolIDSerializer
     permission_classes = [IsAdminUser]
\ No newline at end of file