diff --git a/app/game-engine/src/lifecycle/databaseCommandQueue.ts b/app/game-engine/src/lifecycle/databaseCommandQueue.ts
index 887abfbe..bdca37b3 100644
--- a/app/game-engine/src/lifecycle/databaseCommandQueue.ts
+++ b/app/game-engine/src/lifecycle/databaseCommandQueue.ts
@@ -1,5 +1,6 @@
 import { randomUUID } from 'node:crypto';
 import { performance } from 'node:perf_hooks';
+import { asRecord } from '@sammo-ts/common';
 import { GamePrisma, readInputEventClockCoordinate, type GamePrismaClient } from '@sammo-ts/infra';
 
 import { normalizeTurnDaemonCommand } from '../turn/commandRegistry.js';
@@ -119,7 +120,7 @@ export class DatabaseTurnDaemonCommandQueue implements TurnDaemonControlQueue, T
             const claimCoordinate = await readInputEventClockCoordinate(transaction);
             const world = await transaction.worldState.findFirst({
                 orderBy: { id: 'asc' },
-                select: { clockPhase: true, clockRevision: true, deadlineGeneration: true, clockTick: true },
+                select: { clockPhase: true, clockRevision: true, deadlineGeneration: true, clockTick: true, meta: true },
             });
             // 가오픈도 장수 생성·삭제·거병·예약 등 사용자 명령은 처리한다.
             // 자동 턴의 RUNNING/MANUAL gate는 TurnDaemonLifecycle이 별도로 지킨다.
@@ -129,6 +130,10 @@ export class DatabaseTurnDaemonCommandQueue implements TurnDaemonControlQueue, T
                 world.clockPhase === 'RUNNING' ||
                 world.clockPhase === 'MANUAL';
             const suspendedTournamentBetCommand = world?.clockPhase === 'SUSPENDED';
+            const worldMeta = asRecord(world?.meta);
+            const postUnificationSurvey =
+                (world?.clockPhase === 'SUSPENDED' || world?.clockPhase === 'COMPLETED') &&
+                Number(worldMeta.isunited ?? worldMeta.isUnited ?? 0) >= 2;
             const currentRevision = world?.clockRevision ?? null;
             const maintenanceSuspended =
                 world?.clockPhase === 'SUSPENDED' &&
@@ -176,6 +181,7 @@ export class DatabaseTurnDaemonCommandQueue implements TurnDaemonControlQueue, T
                               'selectPoolReserve', 'selectPoolCreate', 'selectPoolReselect'
                           )
                       )
+                      OR (${postUnificationSurvey} AND "event_type" = 'voteReward')
                       OR (
                           ${suspendedTournamentBetCommand}
                           AND "event_type" IN ('adjustGeneralResources', 'adjustGeneralMeta')
diff --git a/app/game-engine/test/databaseCommandQueue.integration.test.ts b/app/game-engine/test/databaseCommandQueue.integration.test.ts
index 3f474184..95040467 100644
--- a/app/game-engine/test/databaseCommandQueue.integration.test.ts
+++ b/app/game-engine/test/databaseCommandQueue.integration.test.ts
@@ -450,6 +450,33 @@ integration('database command queue', () => {
         }
     );
 
+    it.each([
+        ['SUSPENDED', 2, true],
+        ['COMPLETED', 2, true],
+        ['COMPLETED', 3, true],
+        ['SUSPENDED', 0, false],
+        ['RECONCILING', 2, false],
+    ] as const)('claims survey rewards in phase %s with unification state %i: %s', async (phase, united, allowed) => {
+        await db.worldState.updateMany({ data: { clockPhase: phase, meta: { isunited: united } } });
+        const requestId = `integration:engine:post-unification-vote:${phase}:${united}`;
+        await db.inputEvent.create({
+            data: {
+                requestId,
+                target: 'ENGINE',
+                eventType: 'voteReward',
+                actorUserId: 'user-7',
+                payload: { type: 'voteReward', requestId, userId: 'user-7', voteId: 1, generalId: 7, selection: [0] },
+            },
+        });
+        const commands = await new DatabaseTurnDaemonCommandQueue(db).drain();
+        expect(commands.map((command) => command.type)).toEqual(allowed ? ['voteReward'] : []);
+        expect(await db.inputEvent.findUniqueOrThrow({ where: { requestId } })).toMatchObject({
+            status: allowed ? 'PROCESSING' : 'PENDING',
+            attempts: allowed ? 1 : 0,
+            processingGameTick: allowed ? 123n : null,
+        });
+    });
+
     it('dequeues gameplay only in an executable phase and records the processing clock generation', async () => {
         const existingWorld = await db.worldState.findFirst({ orderBy: { id: 'asc' } });
         const world = existingWorld
diff --git a/app/game-engine/test/voteReward.test.ts b/app/game-engine/test/voteReward.test.ts
index d809023d..a3996e92 100644
--- a/app/game-engine/test/voteReward.test.ts
+++ b/app/game-engine/test/voteReward.test.ts
@@ -414,6 +414,7 @@ describe('voteReward command', () => {
     it.each([
         ['PREOPEN', new Date('2026-08-27T10:30:00.000Z'), 1, 'preopen-seed'],
         ['OPEN', new Date('2026-08-27T11:00:05.000Z'), 2, 'open-seed'],
+        ['COMPLETED', new Date('2026-08-27T11:00:05.000Z'), 2, 'open-seed'],
     ] as const)(
         'awards a survey unique from the Ref default pool at coefficient 1 during %s',
         async (_phase, wallNow, voteId, hiddenSeed) => {
@@ -428,12 +429,14 @@ describe('voteReward command', () => {
                 clockTick: 36_000_000,
                 clockMode: 'realtime',
                 clockWallAnchor: new Date('2026-08-27T11:00:00.000Z'),
+                ...(_phase === 'COMPLETED' ? { clockPhase: 'COMPLETED' as const } : {}),
                 meta: {
                     hiddenSeed,
                     scenarioId: 0,
                     initYear: 180,
                     initMonth: 1,
                     scenarioMeta: { startYear: 180 },
+                    ...(_phase === 'COMPLETED' ? { isunited: 2, isUnited: 2 } : {}),
                     preopenAt: '2026-08-27 19:30:00',
                     opentime: '2026-08-27 20:00:00',
                 },
@@ -442,7 +445,7 @@ describe('voteReward command', () => {
                 schedule: { entries: [{ startMinute: 0, tickMinutes: 10 }] },
             });
             const acceptedGameTick = world.dateToGameTick(world.getGameNow(wallNow));
-            expect(acceptedGameTick).toBe(_phase === 'PREOPEN' ? 36_000_000 : 36_300_000);
+            expect(acceptedGameTick).toBe(_phase === 'OPEN' ? 36_300_000 : 36_000_000);
 
             const commandDb = {
                 ...actorBindingDb(),