diff --git a/scripts/test_approved_plan_continuity_gate.mjs b/scripts/test_approved_plan_continuity_gate.mjs
index bb8ac25..b163f50 100644
--- a/scripts/test_approved_plan_continuity_gate.mjs
+++ b/scripts/test_approved_plan_continuity_gate.mjs
@@ -168,6 +168,238 @@ const tests = [
       }
     },
   },
+  {
+    name: 'auto-next obligation: fails when approved plan stops at completed-task boundary without auto-next dispatch',
+    run() {
+      const fixture = createFixture({
+        'input.json': {
+          planId: 'plan-auto-next-core',
+          currentTask: 'task-8',
+          taskState: 'complete',
+          nextTaskKnown: true,
+          sameApprovedPlan: true,
+          taskBoundaryStop: true,
+          nextDerivedAction: {
+            type: 'message_subagent',
+            task: 'continue with task-9',
+          },
+          replyClosureState: 'completed',
+          highRiskStop: false,
+          dispatchReceipt: null,
+        },
+      });
+
+      try {
+        const result = runGate({
+          args: ['--compact', '--input', fixture.path('input.json')],
+        });
+
+        if (result.status !== 0 && result.status !== null) {
+          throw new Error(`expected controlled execution, got status=${result.status}
+${result.stderr || result.stdout}`);
+        }
+
+        if (!result.json || typeof result.json !== 'object') {
+          throw new Error(`expected JSON output
+stdout=${result.stdout}`);
+        }
+
+        if (result.json.ok !== false) {
+          throw new Error(`expected auto-next continuity failure ok=false, got ${JSON.stringify(result.json)}`);
+        }
+
+        if (result.json.verdict !== 'continuity_failure') {
+          throw new Error(`expected verdict=continuity_failure, got ${JSON.stringify(result.json.verdict)}`);
+        }
+
+        if (result.json.reason !== 'missing_auto_next_dispatch') {
+          throw new Error(`expected reason=missing_auto_next_dispatch, got ${JSON.stringify(result.json.reason)}`);
+        }
+      } finally {
+        fixture.cleanup();
+      }
+    },
+  },
+  {
+    name: 'auto-next obligation: fails when only dry-run derived action exists at completed-task boundary',
+    run() {
+      const fixture = createFixture({
+        'input.json': {
+          planId: 'plan-auto-next-dry-run-only',
+          currentTask: 'task-8b',
+          taskState: 'complete',
+          nextTaskKnown: true,
+          sameApprovedPlan: true,
+          taskBoundaryStop: true,
+          derivedAction: {
+            type: 'message_subagent',
+            task: 'continue with task-9b',
+          },
+          replyClosureState: 'completed',
+          highRiskStop: false,
+          dispatchReceipt: null,
+        },
+      });
+
+      try {
+        const result = runGate({
+          args: ['--compact', '--input', fixture.path('input.json')],
+        });
+
+        if (result.status !== 0 && result.status !== null) {
+          throw new Error(`expected controlled execution, got status=${result.status}
+${result.stderr || result.stdout}`);
+        }
+
+        if (!result.json || typeof result.json !== 'object') {
+          throw new Error(`expected JSON output
+stdout=${result.stdout}`);
+        }
+
+        if (result.json.ok !== false) {
+          throw new Error(`expected auto-next continuity failure ok=false, got ${JSON.stringify(result.json)}`);
+        }
+
+        if (result.json.verdict !== 'continuity_failure') {
+          throw new Error(`expected verdict=continuity_failure, got ${JSON.stringify(result.json.verdict)}`);
+        }
+
+        if (result.json.reason !== 'missing_auto_next_dispatch') {
+          throw new Error(`expected reason=missing_auto_next_dispatch, got ${JSON.stringify(result.json.reason)}`);
+        }
+      } finally {
+        fixture.cleanup();
+      }
+    },
+  },
+  {
+    name: 'auto-next obligation: passes when explicit high-risk stop is active',
+    run() {
+      const fixture = createFixture({
+        'input.json': {
+          planId: 'plan-auto-next-high-risk-stop',
+          currentTask: 'task-8c',
+          taskState: 'complete',
+          nextTaskKnown: true,
+          sameApprovedPlan: true,
+          taskBoundaryStop: true,
+          nextDerivedAction: {
+            type: 'message_subagent',
+            task: 'continue with task-9c',
+          },
+          replyClosureState: 'completed',
+          highRiskStop: true,
+          dispatchReceipt: null,
+        },
+      });
+
+      try {
+        const result = runGate({
+          args: ['--compact', '--input', fixture.path('input.json')],
+        });
+
+        if (result.status !== 0 && result.status !== null) {
+          throw new Error(`expected controlled execution, got status=${result.status}
+${result.stderr || result.stdout}`);
+        }
+
+        if (!result.json || typeof result.json !== 'object') {
+          throw new Error(`expected JSON output
+stdout=${result.stdout}`);
+        }
+
+        if (result.json.ok !== true) {
+          throw new Error(`expected continuity pass ok=true when highRiskStop=true, got ${JSON.stringify(result.json)}`);
+        }
+      } finally {
+        fixture.cleanup();
+      }
+    },
+  },
+  {
+    name: 'auto-next obligation: passes when next task is not known',
+    run() {
+      const fixture = createFixture({
+        'input.json': {
+          planId: 'plan-auto-next-unknown-next-task',
+          currentTask: 'task-8d',
+          taskState: 'complete',
+          nextTaskKnown: false,
+          sameApprovedPlan: true,
+          taskBoundaryStop: true,
+          replyClosureState: 'completed',
+          highRiskStop: false,
+          dispatchReceipt: null,
+        },
+      });
+
+      try {
+        const result = runGate({
+          args: ['--compact', '--input', fixture.path('input.json')],
+        });
+
+        if (result.status !== 0 && result.status !== null) {
+          throw new Error(`expected controlled execution, got status=${result.status}
+${result.stderr || result.stdout}`);
+        }
+
+        if (!result.json || typeof result.json !== 'object') {
+          throw new Error(`expected JSON output
+stdout=${result.stdout}`);
+        }
+
+        if (result.json.ok !== true) {
+          throw new Error(`expected pass when nextTaskKnown=false, got ${JSON.stringify(result.json)}`);
+        }
+      } finally {
+        fixture.cleanup();
+      }
+    },
+  },
+  {
+    name: 'auto-next obligation: passes when next action is not in the same approved plan',
+    run() {
+      const fixture = createFixture({
+        'input.json': {
+          planId: 'plan-auto-next-other-plan',
+          currentTask: 'task-8e',
+          taskState: 'complete',
+          nextTaskKnown: true,
+          sameApprovedPlan: false,
+          taskBoundaryStop: true,
+          nextDerivedAction: {
+            type: 'message_subagent',
+            task: 'continue with unrelated task',
+          },
+          replyClosureState: 'completed',
+          highRiskStop: false,
+          dispatchReceipt: null,
+        },
+      });
+
+      try {
+        const result = runGate({
+          args: ['--compact', '--input', fixture.path('input.json')],
+        });
+
+        if (result.status !== 0 && result.status !== null) {
+          throw new Error(`expected controlled execution, got status=${result.status}
+${result.stderr || result.stdout}`);
+        }
+
+        if (!result.json || typeof result.json !== 'object') {
+          throw new Error(`expected JSON output
+stdout=${result.stdout}`);
+        }
+
+        if (result.json.ok !== true) {
+          throw new Error(`expected pass when sameApprovedPlan=false, got ${JSON.stringify(result.json)}`);
+        }
+      } finally {
+        fixture.cleanup();
+      }
+    },
+  },
   {
     name: 'continuity: fails when dispatchReceipt is a fake non-null object without minimum receipt fields',
     run() {