diff --git a/src/iam/router.py b/src/iam/router.py
index 73f85ef..fa35345 100644
--- a/src/iam/router.py
+++ b/src/iam/router.py
@@ -544,17 +544,17 @@ async def post_permissions(
 	"""
 	permission_query = db.query(Perm)
 
-	if request_model.service_id is not None:
+	if not (request_model.service_id is None or request_model.service_id == ""):
 		permission_query = permission_query.filter(
 			Perm.service_id == request_model.service_id
 		)
 
-	if request_model.resource is not None:
+	if not (request_model.resource is None or request_model.resource == ""):
 		permission_query = permission_query.filter(
 			Perm.resource == request_model.resource
 		)
 
-	if request_model.action is not None:
+	if not (request_model.action is None or request_model.action == ""):
 		permission_query = permission_query.filter(Perm.action == request_model.action)
 
 	permission_models = permission_query.all()