diff --git a/docs/architecture/PHASE-Z-IMPLEMENTATION-ISSUE-BACKLOG.md b/docs/architecture/PHASE-Z-IMPLEMENTATION-ISSUE-BACKLOG.md
index bb6d646..d7d4c9b 100644
--- a/docs/architecture/PHASE-Z-IMPLEMENTATION-ISSUE-BACKLOG.md
+++ b/docs/architecture/PHASE-Z-IMPLEMENTATION-ISSUE-BACKLOG.md
@@ -132,3 +132,5 @@ Gitea Issues 활성 sanity check 별 GO ─┐
                               (Codex 1차 → Claude 재검토 → Codex 재검증
                                → 100% 합의 → 구현 → 검증 → close)
 ```
+
+- **IMP-50 audit (2026-05-19)** — [INTEGRATION-AUDIT-01-REPORT.md](INTEGRATION-AUDIT-01-REPORT.md) — Decision: **CONDITIONAL GO for #19** (F-3 backlog status sweep + F-2 family template reconciliation required before #19 Stage 2) — Stage 5 commit SHA: 8c7d693