diff --git a/workplans/RAIL-FAB-WP-0029-coordination-graph-perspective.md b/workplans/RAIL-FAB-WP-0029-coordination-graph-perspective.md
index 2a8d9d6..7ba51d6 100644
--- a/workplans/RAIL-FAB-WP-0029-coordination-graph-perspective.md
+++ b/workplans/RAIL-FAB-WP-0029-coordination-graph-perspective.md
@@ -27,6 +27,8 @@ First slice (this file's companion commit):
 ```task
 id: RAIL-FAB-WP-0029-T01
 status: wait
+depends_on: [RAIL-FAB-WP-0028]
+blocking_reason: "Repo-local portion done 2026-09-27; hosted acceptance needs the Fabric authority under RAIL-FAB-WP-0028 (currently residual)."
 priority: medium
 state_hub_task_id: "f80a8b15-ea3d-5701-9707-0a6151f50b5c"
 ```