diff --git a/src/app/api/dn-batches/[id]/notes/[noteId]/resolve-item/route.test.ts b/src/app/api/dn-batches/[id]/notes/[noteId]/resolve-item/route.test.ts
index fc7ed85..e0b9467 100644
--- a/src/app/api/dn-batches/[id]/notes/[noteId]/resolve-item/route.test.ts
+++ b/src/app/api/dn-batches/[id]/notes/[noteId]/resolve-item/route.test.ts
@@ -82,4 +82,19 @@ describe("resolve-item route", () => {
     const { POST } = await import("./route");
     await expect(POST(request({ lineIndex: 0, purchaseOrderItemId: ITEM, reason: "verified", rememberAlias: false }), { params: Promise.resolve({ id: BATCH, noteId: NOTE }) })).rejects.toThrow("batch transaction failed");
   });
+
+  it("submits note, audit, and alias mutations as one failing transaction with no committed rows", async () => {
+    const queued: Array<{ collection: string; method: string }> = [];
+    lease.batch.mockImplementationOnce(async (mutations: Array<{ collection: string; method: string }>) => {
+      queued.push(...mutations);
+      // Simulate PocketBase's all-or-nothing batch response: the server
+      // rejects after validating the queued mutations, so none commit.
+      throw new Error("batch transaction failed after validation");
+    });
+    const { POST } = await import("./route");
+    await expect(POST(request({ lineIndex: 0, purchaseOrderItemId: ITEM, reason: "verified", rememberAlias: true }), { params: Promise.resolve({ id: BATCH, noteId: NOTE }) })).rejects.toThrow("batch transaction failed after validation");
+    expect(queued.map((mutation) => mutation.collection)).toEqual(["dn_batch_notes", "dn_review_events", "dn_item_aliases"]);
+    expect(rows.dn_review_events).toHaveLength(0);
+    expect(rows.dn_item_aliases).toHaveLength(0);
+  });
 });
diff --git a/src/lib/dn-pipeline/readiness.test.ts b/src/lib/dn-pipeline/readiness.test.ts
index 57c66fc..93b6065 100644
--- a/src/lib/dn-pipeline/readiness.test.ts
+++ b/src/lib/dn-pipeline/readiness.test.ts
@@ -59,4 +59,10 @@ describe("evaluateCandidateReadiness", () => {
     expect(result.ready).toBe(false);
     expect(result.reasons).toContain("assembly_revision_missing");
   });
+
+  it("fails closed on an unknown persisted blocking check", () => {
+    const result = evaluateCandidateReadiness({ ...base, checks: [...base.checks, { id: "future_financial_gate", passed: false }] });
+    expect(result.ready).toBe(false);
+    expect(result.reasons).toContain("unknown_check_not_passed:future_financial_gate");
+  });
 });