diff --git a/engine/apps/public_api/serializers/escalation_policies.py b/engine/apps/public_api/serializers/escalation_policies.py
index 34177855..ba40ff30 100644
--- a/engine/apps/public_api/serializers/escalation_policies.py
+++ b/engine/apps/public_api/serializers/escalation_policies.py
@@ -41,7 +41,7 @@ class EscalationPolicySerializer(EagerLoadingMixin, OrderedModelSerializer):
     escalation_chain_id = OrganizationFilteredPrimaryKeyRelatedField(
         queryset=EscalationChain.objects, source="escalation_chain"
     )
-    type = EscalationPolicyTypeField(source="step", allow_null=True)
+    type = EscalationPolicyTypeField(source="step")
     duration = serializers.ChoiceField(required=False, source="wait_delay", choices=EscalationPolicy.DURATION_CHOICES)
     persons_to_notify = UsersFilteredByOrganizationField(
         queryset=User.objects,
diff --git a/engine/apps/public_api/tests/test_escalation_policies.py b/engine/apps/public_api/tests/test_escalation_policies.py
index da2a5271..9cf961ac 100644
--- a/engine/apps/public_api/tests/test_escalation_policies.py
+++ b/engine/apps/public_api/tests/test_escalation_policies.py
@@ -148,6 +148,27 @@ def test_create_escalation_policy(
     assert response.data == serializer.data
 
 
+@pytest.mark.django_db
+def test_create_empty_escalation_policy(
+    make_organization_and_user_with_token,
+    escalation_policies_setup,
+):
+    organization, user, token = make_organization_and_user_with_token()
+    escalation_chain, _, _ = escalation_policies_setup(organization, user)
+
+    data_for_create = {
+        "escalation_chain_id": escalation_chain.public_primary_key,
+        "type": None,
+    }
+
+    client = APIClient()
+    url = reverse("api-public:escalation_policies-list")
+    response = client.post(url, data=data_for_create, format="json", HTTP_AUTHORIZATION=token)
+
+    assert response.status_code == status.HTTP_400_BAD_REQUEST
+    assert response.data["type"][0] == "This field may not be null."
+
+
 @pytest.mark.django_db
 def test_create_escalation_policy_manual_order_duplicated_position(
     make_organization_and_user_with_token,
diff --git a/engine/apps/user_management/tests/test_organization.py b/engine/apps/user_management/tests/test_organization.py
index 90fb73a6..58636f88 100644
--- a/engine/apps/user_management/tests/test_organization.py
+++ b/engine/apps/user_management/tests/test_organization.py
@@ -278,41 +278,3 @@ def test_get_notifiable_direct_paging_integrations(
     make_channel_filter(arc, is_default=False)
     notifiable_direct_paging_integrations = _assert(org, arc)
     assert notifiable_direct_paging_integrations.count() == 1
-
-
-@pytest.mark.parametrize(
-    "is_rbac_permissions_enabled_initially,rollout_percentage,expected",
-    [
-        # env var is not set, no orgs have is_rbac_permissions_enabled set
-        (False, 0.0, False),
-        # env var is not set but is_rbac_permissions_enabled is already set for all orgs
-        (True, 0.0, True),
-        # env var is set, only some orgs should be considered
-        (False, 0.5, "partial"),
-        (False, 1.0, True),
-    ],
-)
-@pytest.mark.django_db
-def test_should_be_considered_for_rbac_permissioning(
-    make_organization,
-    settings,
-    is_rbac_permissions_enabled_initially,
-    rollout_percentage,
-    expected,
-):
-    NUM_ORGS = 5
-    settings.CLOUD_RBAC_ROLLOUT_PERCENTAGE = rollout_percentage
-
-    orgs = [
-        make_organization(is_rbac_permissions_enabled=is_rbac_permissions_enabled_initially) for _ in range(NUM_ORGS)
-    ]
-
-    assert all(org.is_rbac_permissions_enabled is is_rbac_permissions_enabled_initially for org in orgs)
-
-    if expected == "partial":
-        assert all(
-            org.should_be_considered_for_rbac_permissioning() == (org.id <= NUM_ORGS * rollout_percentage)
-            for org in orgs
-        )
-    else:
-        assert all(org.should_be_considered_for_rbac_permissioning() is expected for org in orgs)