diff --git a/workplans/CB-WP-0003-loop-hardening.md b/workplans/CB-WP-0003-loop-hardening.md
index a431ef4..56660d5 100644
--- a/workplans/CB-WP-0003-loop-hardening.md
+++ b/workplans/CB-WP-0003-loop-hardening.md
@@ -89,7 +89,7 @@ rules and the three v1.1 rules are currently prose.
 
 ```task
 id: CB-WP-0003-T02
-status: todo
+status: done
 priority: high
 state_hub_task_id: "f861e67f-ed09-489d-963d-06697da9c08e"
 ```
@@ -100,7 +100,12 @@ one with five assertions (AC-5..AC-9); `make cost` depends on
 `make cost-test`; `cost-test` runs in CI and in `make all`. `cargo bench
 -- --test` and cb-sim's empty-run check were already in place.
 
-**Remaining scope:**
+**Closed 2026-07-31 alongside T01** — both items below are done:
+tools/rule-coverage.py and tools/dep-weight.py gained `--self-test`
+(the former exposing a latent silent-pass on zero parsed rules), and
+`make loop-lint` fails CI when any `tools/*.py` lacks the flag.
+
+**Scope as written:**
 
 - `tools/rule-coverage.py` and `tools/dep-weight.py` have positive-control
   logic but no `--self-test` entry point, so nothing verifies the control