diff --git a/backend/app/api/router.py b/backend/app/api/router.py
index 60e417a3..46eb8476 100644
--- a/backend/app/api/router.py
+++ b/backend/app/api/router.py
@@ -186,4 +186,6 @@ api_router.include_router(beta_feedback.router, dependencies=_tenant_deps)
 api_router.include_router(session_branches.router, dependencies=_pro_deps)
 api_router.include_router(session_handoffs.router, dependencies=_pro_deps)
 api_router.include_router(device_types.router, dependencies=_tenant_deps)
+# L1 is a separate seat-counted SKU; subscription gating is enforced by
+# seat_enforcement (engineer + l1_seat_limit), not require_active_subscription.
 api_router.include_router(l1.router, dependencies=_tenant_deps)