diff --git a/get-shit-done/workflows/quick.md b/get-shit-done/workflows/quick.md
index 475fd6194..0f3d8a11f 100644
--- a/get-shit-done/workflows/quick.md
+++ b/get-shit-done/workflows/quick.md
@@ -568,8 +568,9 @@ ${AGENT_SKILLS_EXECUTOR}
 
 <constraints>
 - Execute all tasks in the plan
-- Commit each task atomically
+- Commit each task atomically (code changes only)
 - Create summary at: ${QUICK_DIR}/${quick_id}-SUMMARY.md
+- Do NOT commit docs artifacts (SUMMARY.md, STATE.md, PLAN.md) — the orchestrator handles the docs commit in Step 8
 - Do NOT update ROADMAP.md (quick tasks are separate from planned phases)
 </constraints>
 ",
@@ -711,7 +712,7 @@ Use Edit tool to make these changes atomically
 
 **Step 8: Final commit and completion**
 
-Stage and commit quick task artifacts:
+Stage and commit quick task artifacts. This step MUST always run — even if the executor already committed some files (e.g. when running without worktree isolation). The `gsd-tools commit` command handles already-committed files gracefully.
 
 Build file list:
 - `${QUICK_DIR}/${quick_id}-PLAN.md`
@@ -722,6 +723,9 @@ Build file list:
 - If `$VALIDATE_MODE` and verification file exists: `${QUICK_DIR}/${quick_id}-VERIFICATION.md`
 
 ```bash
+# Explicitly stage all artifacts before commit — PLAN.md may be untracked
+# if the executor ran without worktree isolation and committed docs early
+git add ${file_list} 2>/dev/null
 node "$HOME/.claude/get-shit-done/bin/gsd-tools.cjs" commit "docs(quick-${quick_id}): ${DESCRIPTION}" --files ${file_list}
 ```
 
diff --git a/tests/quick-commit-boundary.test.cjs b/tests/quick-commit-boundary.test.cjs
new file mode 100644
index 000000000..401b6398c
--- /dev/null
+++ b/tests/quick-commit-boundary.test.cjs
@@ -0,0 +1,53 @@
+/**
+ * GSD Quick Workflow — Commit Boundary Tests (#1503)
+ *
+ * Validates that the quick workflow correctly separates executor
+ * responsibilities (code commits) from orchestrator responsibilities
+ * (docs artifact commit), preventing PLAN.md from being left untracked
+ * when the executor runs without worktree isolation.
+ */
+
+const { test, describe } = require('node:test');
+const assert = require('node:assert');
+const fs = require('fs');
+const path = require('path');
+
+const WORKFLOWS_DIR = path.join(__dirname, '..', 'get-shit-done', 'workflows');
+
+describe('quick workflow commit boundary (#1503)', () => {
+  const quickPath = path.join(WORKFLOWS_DIR, 'quick.md');
+  let content;
+
+  test('quick.md exists', () => {
+    assert.ok(fs.existsSync(quickPath), 'workflows/quick.md should exist');
+    content = fs.readFileSync(quickPath, 'utf-8');
+  });
+
+  test('executor constraints prohibit committing docs artifacts', () => {
+    assert.ok(
+      content.includes('Do NOT commit docs artifacts'),
+      'executor constraints should prohibit committing SUMMARY.md, STATE.md, PLAN.md'
+    );
+  });
+
+  test('Step 8 explicitly stages artifacts with git add before commit', () => {
+    assert.ok(
+      content.includes('git add ${file_list}'),
+      'Step 8 should explicitly git add the file list before gsd-tools commit'
+    );
+  });
+
+  test('Step 8 includes PLAN.md in file list', () => {
+    assert.ok(
+      content.includes('${QUICK_DIR}/${quick_id}-PLAN.md'),
+      'Step 8 file list must include PLAN.md'
+    );
+  });
+
+  test('Step 8 runs unconditionally', () => {
+    assert.ok(
+      content.includes('MUST always run'),
+      'Step 8 should state it must always run regardless of executor commits'
+    );
+  });
+});