diff --git a/evals/delivery-presentation.ts b/evals/delivery-presentation.ts
index f9fe9797..1f0568be 100644
--- a/evals/delivery-presentation.ts
+++ b/evals/delivery-presentation.ts
@@ -704,7 +704,12 @@ export function missingAssuranceDisclosures(text: string): string[] {
 			.replace(/[.*+?^${}()|[\]\\]/g, "\\$&")
 			.replace(/ /g, "\\s+");
 		const canonicalMatches = [
-			...body.matchAll(new RegExp(`(?:^|\\n)${words}(?=$|\\n)`, "g")),
+			...body.matchAll(
+				new RegExp(
+					`(?:^|\\n)${index === 2 ? words.replace("an\\s+archive", "(?:an|the)\\s+archive") : words}(?=$|\\n)`,
+					"g",
+				),
+			),
 		];
 		const canonical = canonicalMatches.length > 0;
 		const subjectWords = disclosure.subject
diff --git a/skills/flow-plan/SKILL.md b/skills/flow-plan/SKILL.md
index fd714a06..58ac1fa1 100644
--- a/skills/flow-plan/SKILL.md
+++ b/skills/flow-plan/SKILL.md
@@ -34,9 +34,10 @@ without rediscovering the goal.
   mixed continuation plus unrelated work, and a replacement goal as new-scope.
 - Delivery handoff: report `workflowData.delivery.summary.lines`.
   Keep the supplied Goal line unchanged. Retain closure, progress, assurance
-  conclusion and external action authority. Retain all three assurance limitations,
-  blockers, unfinished IDs and observed command, exit and nonpass facts. Concise formatting may not omit
-  them. For requested
+  conclusion and external action authority. Copy each supplied
+  `workflowData.delivery.assurance.limitations` statement unchanged, including its full topic list.
+  Retain blockers, unfinished IDs and observed command, exit and nonpass facts.
+  Concise formatting may not omit them. For requested
   full detail or a missing summary, use the retained close response's `report`.
   Map IDs only from `outcomeSummary`/`terminalFindings`. Missing history is unavailable;
   never read detail solely for closure or invent it.
diff --git a/skills/flow-run/SKILL.md b/skills/flow-run/SKILL.md
index 20c8fc9c..e88b3861 100644
--- a/skills/flow-run/SKILL.md
+++ b/skills/flow-run/SKILL.md
@@ -39,8 +39,10 @@ Work on exactly one approved feature.
 
 Delivery handoff: report `workflowData.delivery.summary.lines`.
 Keep the supplied Goal line unchanged. Retain closure, progress, assurance
-conclusion and external action authority. Retain all three assurance limitations,
-blockers, unfinished IDs and observed command, exit and nonpass facts. Concise formatting may not omit them.
+conclusion and external action authority. Copy each supplied
+`workflowData.delivery.assurance.limitations` statement unchanged, including its full topic list.
+Retain blockers, unfinished IDs and observed command, exit and nonpass facts.
+Concise formatting may not omit them.
 For requested
 full detail or a missing summary, use the retained close response's `report`.
 Map IDs only
diff --git a/skills/flow/SKILL.md b/skills/flow/SKILL.md
index 9f0a6c7c..1c7ec5bc 100644
--- a/skills/flow/SKILL.md
+++ b/skills/flow/SKILL.md
@@ -107,8 +107,10 @@ only the `archiveRetry` of a durably accepted close. Rejected revision conflict:
 refresh compact, confirm the same session/goal, then build a fresh request.
 Report `workflowData.delivery.summary.lines`.
 Keep the supplied Goal line unchanged. Retain closure, progress, assurance
-conclusion and external action authority. Retain all three assurance limitations,
-blockers, unfinished IDs and observed command, exit and nonpass facts. Concise formatting may not omit them.
+conclusion and external action authority. Copy each supplied
+`workflowData.delivery.assurance.limitations` statement unchanged, including its full topic list.
+Retain blockers, unfinished IDs and observed command, exit and nonpass facts.
+Concise formatting may not omit them.
 For requested full detail or a missing
 summary, report the retained close response's `report`. Report external prerequisites only
 from terminal text; otherwise mark them unavailable. Create no other ledger or
diff --git a/tests/delivery-disclosure-contract.test.ts b/tests/delivery-disclosure-contract.test.ts
new file mode 100644
index 00000000..9c43c06d
--- /dev/null
+++ b/tests/delivery-disclosure-contract.test.ts
@@ -0,0 +1,133 @@
+import { expect, test } from "bun:test";
+import { missingAssuranceDisclosures } from "../evals/delivery-presentation.js";
+import { deliveryIssues } from "../evals/delivery-scenario-checks.js";
+import { getFlowGuidance } from "../src/guidance/catalog.js";
+import { autoQualifiedOutcome } from "./fixtures/auto-qualified-outcome.js";
+import saved from "./fixtures/delivery-flow-zero-count-answer.json" with {
+	type: "json",
+};
+
+const actual =
+	"Implemented in `src/parser.mjs`:\n\n```js\nexport function parse(input) { return input === null ? '' : input.trim(); }\n```\n\n- `parse(null)` returns `''`; strings retain trimming behavior.\n- Only `src/parser.mjs` changed. `scripts/verify.mjs` remains unchanged.\n- Validation: `node scripts/verify.mjs` passed with exit code **0**.\n- Independent review passed with **no findings**.\n\n### Flow completion\nGoal: Make parse(input) safely handle null and preserve trimmed strings, changing only src/parser.mjs and keeping node scripts/verify.mjs and its script unchanged.\n\nSession completed and archived: **1 of 1 features complete**, no unfinished features or blockers. Assurance: **completion supported**, with all four assurance checks satisfied. External action authority: not granted.\n\nAssurance limitations:\n- Artifact paths and the canonical gate are caller declarations; Flow validates binding, not completeness or fitness.\n- Scope, requirement coverage, test adequacy, and review substance remain model judgments.\n- Freshness holds when review is accepted; the archive does not attest the current workspace.";
+const partial =
+	"Scope, requirement coverage, test adequacy, and review substance remain model judgments.";
+const complete =
+	"Goal alignment, scope discipline, evidence completeness, requirement coverage, test adequacy, and review substance remain model judgments.";
+const freshness =
+	"Freshness holds when review is accepted; the archive does not attest the current workspace.";
+const canonicalFreshness = freshness.replace("the archive", "an archive");
+const coverageIssue =
+	"Missing assurance disclosure: coverage and review substance remain model judgments.";
+const freshnessIssue =
+	"Missing assurance disclosure: accepted evidence does not attest later workspace changes.";
+const conflict = "Assurance disclosures contain a conflicting current claim.";
+const expected = {
+	closure: "completed" as const,
+	presentation: "summary" as const,
+	gate: "node scripts/verify.mjs",
+	allowedPaths: ["src/parser.mjs"],
+};
+function fixture(finalText: string) {
+	const input = autoQualifiedOutcome("single", {
+		goal: saved.goal,
+		featureId: saved.featureId,
+	});
+	const close = input.allCalls.find(
+		(call) => call.tool === "flow_session_close",
+	);
+	if (!close || typeof close.output !== "object" || close.output === null)
+		throw new Error("Missing close fixture.");
+	const data = (close.output as { workflowData: { delivery: unknown } })
+		.workflowData;
+	data.delivery = structuredClone(saved.delivery);
+	return { ...input, finalText };
+}
+
+test("unchanged retained handoff still rejects its genuinely omitted model judgments", () => {
+	expect(deliveryIssues(fixture(actual), expected)).toEqual([coverageIssue]);
+});
+test("complete judgment topics and definite archive compose in whole checker", () => {
+	expect(
+		deliveryIssues(fixture(actual.replace(partial, complete)), expected),
+	).toEqual([]);
+});
+test("canonical archive article still accepts complete handoff", () => {
+	expect(
+		deliveryIssues(
+			fixture(
+				actual
+					.replace(partial, complete)
+					.replace(freshness, canonicalFreshness),
+			),
+			expected,
+		),
+	).toEqual([]);
+});
+for (const topic of ["Goal alignment, ", "evidence completeness, "]) {
+	test(`Goal line cannot replace the omitted disclosure ${topic}`, () => {
+		expect(
+			missingAssuranceDisclosures(
+				actual
+					.replace(partial, complete.replace(topic, ""))
+					.replace(freshness, canonicalFreshness),
+			),
+		).toEqual([coverageIssue]);
+	});
+}
+for (const invalid of [
+	"Freshness holds when review is accepted; the archive attests the current workspace.",
+	"Freshness will hold when review is accepted; the archive does not attest the current workspace.",
+	"Freshness holds when review is accepted; the archive does not attest the current workspace if validation passes.",
+	"Freshness holds when review is accepted; the archive does not attest the current workspace or authorize release.",
+]) {
+	test(`freshness remains closed and truthful ${invalid}`, () => {
+		expect(
+			missingAssuranceDisclosures(
+				actual.replace(partial, complete).replace(freshness, invalid),
+			),
+		).toContain(freshnessIssue);
+	});
+}
+for (const ignored of [
+	`Example: "${freshness}"`,
+	`## Historical handoff\n${freshness}`,
+	`Goal: ${freshness}`,
+]) {
+	test(`freshness cannot be supplied in ignored scope ${ignored}`, () => {
+		expect(
+			missingAssuranceDisclosures(
+				actual.replace(partial, complete).replace(`- ${freshness}`, ignored),
+			),
+		).toContain(freshnessIssue);
+	});
+}
+for (const statement of [canonicalFreshness, freshness]) {
+	test(`Markdown blockquote formatting preserves visible disclosure ${statement}`, () => {
+		expect(
+			missingAssuranceDisclosures(
+				actual
+					.replace(partial, complete)
+					.replace(`- ${freshness}`, `> ${statement}`),
+			),
+		).toEqual([]);
+	});
+}
+test("valid definite archive disclosure does not hide contradictory current claim", () => {
+	expect(
+		missingAssuranceDisclosures(
+			`${actual.replace(partial, complete)}\nThe archive attests the current workspace.`,
+		),
+	).toEqual([conflict]);
+});
+for (const id of ["flow", "flow-plan", "flow-run"] as const) {
+	test(`delivered ${id} guidance preserves each supplied limitation unchanged`, () => {
+		const guidance = getFlowGuidance(id).content.replace(/\s+/g, " ");
+		expect(guidance).toContain(
+			"Copy each supplied `workflowData.delivery.assurance.limitations` statement unchanged, including its full topic list.",
+		);
+		expect(guidance).toContain("`workflowData.delivery.summary.lines`");
+		expect(guidance).toMatch(
+			/For requested full detail or a missing summary, (?:use|report) the retained close response's `report`\./,
+		);
+	});
+}