diff --git a/src/subdomains/generic/admin/__tests__/admin.service.spec.ts b/src/subdomains/generic/admin/__tests__/admin.service.spec.ts
new file mode 100644
index 0000000000..cf2028f8c5
--- /dev/null
+++ b/src/subdomains/generic/admin/__tests__/admin.service.spec.ts
@@ -0,0 +1,78 @@
+import { createMock, DeepMocked } from '@golevelup/ts-jest';
+import { BadRequestException } from '@nestjs/common';
+import { Blockchain } from 'src/integration/blockchain/shared/enums/blockchain.enum';
+import { Asset } from 'src/shared/models/asset/asset.entity';
+import { AssetService } from 'src/shared/models/asset/asset.service';
+import { SettingService } from 'src/shared/models/setting/setting.service';
+import { DexService } from 'src/subdomains/supporting/dex/services/dex.service';
+import { PayoutService } from 'src/subdomains/supporting/payout/services/payout.service';
+import { AdminService } from '../admin.service';
+import { PayoutRequestContext, PayoutRequestDto } from '../dto/payout-request.dto';
+
+describe('AdminService', () => {
+  let service: AdminService;
+  let assetService: DeepMocked<AssetService>;
+  let dexService: DeepMocked<DexService>;
+  let payoutService: DeepMocked<PayoutService>;
+  let settingService: DeepMocked<SettingService>;
+
+  const createRequest = (address: string): PayoutRequestDto => ({
+    context: PayoutRequestContext.MANUAL as PayoutRequestDto['context'],
+    id: 'manual-payout',
+    amount: 1,
+    assetId: 1,
+    address,
+  });
+
+  beforeEach(() => {
+    assetService = createMock<AssetService>();
+    dexService = createMock<DexService>();
+    payoutService = createMock<PayoutService>();
+    settingService = createMock<SettingService>();
+    service = new AdminService(assetService, dexService, payoutService, settingService);
+
+    assetService.getAssetById.mockResolvedValue({ id: 1, blockchain: Blockchain.ETHEREUM } as Asset);
+    dexService.hasOrder.mockResolvedValue(false);
+  });
+
+  it('accepts a checksummed EVM payout address from the allowlist without changing the destination', async () => {
+    const address = '0x52908400098527886E0F7030069857D2E4169EE7';
+    settingService.getObj.mockResolvedValue([address]);
+
+    await service.payout(createRequest(address));
+
+    expect(payoutService.doPayout).toHaveBeenCalledWith(expect.objectContaining({ destinationAddress: address }));
+  });
+
+  it('rejects an EVM payout address that is not in the allowlist', async () => {
+    settingService.getObj.mockResolvedValue(['0x52908400098527886E0F7030069857D2E4169EE7']);
+
+    await expect(service.payout(createRequest('0xde709f2102306220921060314715629080e2fb77'))).rejects.toThrow(
+      new BadRequestException('Payout address not permitted'),
+    );
+    expect(dexService.reserveLiquidity).not.toHaveBeenCalled();
+    expect(payoutService.doPayout).not.toHaveBeenCalled();
+  });
+
+  it('enforces case-sensitive allowlist matching for non-EVM payout addresses', async () => {
+    const allowedAddress = 'bc1qCaseSensitiveAddress';
+    assetService.getAssetById.mockResolvedValue({ id: 1, blockchain: Blockchain.BITCOIN } as Asset);
+    settingService.getObj.mockResolvedValue([allowedAddress]);
+
+    await expect(service.payout(createRequest(allowedAddress.toLowerCase()))).rejects.toThrow(
+      new BadRequestException('Payout address not permitted'),
+    );
+    expect(dexService.reserveLiquidity).not.toHaveBeenCalled();
+    expect(payoutService.doPayout).not.toHaveBeenCalled();
+  });
+
+  it('fails closed when the payout allowlist setting contains no string addresses', async () => {
+    settingService.getObj.mockResolvedValue([42] as any);
+
+    await expect(service.payout(createRequest('0x52908400098527886E0F7030069857D2E4169EE7'))).rejects.toThrow(
+      new BadRequestException('Payout address not permitted'),
+    );
+    expect(dexService.reserveLiquidity).not.toHaveBeenCalled();
+    expect(payoutService.doPayout).not.toHaveBeenCalled();
+  });
+});
diff --git a/src/subdomains/generic/admin/admin.service.ts b/src/subdomains/generic/admin/admin.service.ts
index cc81a24fba..34db9b377f 100644
--- a/src/subdomains/generic/admin/admin.service.ts
+++ b/src/subdomains/generic/admin/admin.service.ts
@@ -6,6 +6,7 @@ import {
   ServiceUnavailableException,
 } from '@nestjs/common';
 import { CronExpression } from '@nestjs/schedule';
+import { EvmBlockchains } from 'src/integration/blockchain/shared/util/blockchain.util';
 import { AssetService } from 'src/shared/models/asset/asset.service';
 import { SettingService } from 'src/shared/models/setting/setting.service';
 import { Process } from 'src/shared/services/process.service';
@@ -41,8 +42,14 @@ export class AdminService {
     const lContext = context as LiquidityOrderContext;
     const pContext = context as PayoutOrderContext;
 
-    const allowedAddresses = await this.settingService.getObj('manualPayoutAddresses', []);
-    if (!allowedAddresses.includes(address.toLowerCase()))
+    const configuredAddresses = await this.settingService.getObj<unknown>('manualPayoutAddresses', []);
+    const allowedAddresses = Array.isArray(configuredAddresses)
+      ? configuredAddresses.filter((value): value is string => typeof value === 'string')
+      : [];
+    const normalizeAddress = EvmBlockchains.includes(asset.blockchain)
+      ? (value: string) => value.toLowerCase()
+      : (value: string) => value;
+    if (!allowedAddresses.some((allowedAddress) => normalizeAddress(allowedAddress) === normalizeAddress(address)))
       throw new BadRequestException('Payout address not permitted');
 
     try {