diff --git a/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateModal.stories.tsx b/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateModal.stories.tsx
new file mode 100644
index 0000000000..d5d1c99756
--- /dev/null
+++ b/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateModal.stories.tsx
@@ -0,0 +1,107 @@
+import { MemoryRouter } from 'react-router-dom'
+import { useDisclosure } from '@chakra-ui/react'
+import { GrowthBook, GrowthBookProvider } from '@growthbook/growthbook-react'
+import { Meta, StoryFn } from '@storybook/react'
+
+import { featureFlags } from 'formsg-shared/constants'
+
+import { getTemplateFormResponse } from '~/mocks/msw/handlers/admin-form/template-form'
+import { getUser, MOCK_USER, userHandlers } from '~/mocks/msw/handlers/user'
+
+import { fullScreenDecorator, LoggedInDecorator } from '~utils/storybook'
+
+import { UseTemplateModal, UseTemplateModalProps } from './UseTemplateModal'
+
+const MOCK_SOURCE_FORM_ID = '61540ece3d4a6e50ac0cc6ff'
+
+const baseMsw = [
+  ...userHandlers({ delay: 0 }),
+  getTemplateFormResponse({ delay: 0 }),
+]
+
+export default {
+  title: 'Pages/AdminFormPage/UseTemplateModal',
+  component: UseTemplateModal,
+  decorators: [
+    (storyFn) => <MemoryRouter>{storyFn()}</MemoryRouter>,
+    fullScreenDecorator,
+    LoggedInDecorator,
+  ],
+  parameters: {
+    layout: 'fullscreen',
+    chromatic: { pauseAnimationAtEnd: true },
+    msw: baseMsw,
+  },
+} as Meta
+
+const Template: StoryFn<UseTemplateModalProps> = (args) => {
+  const modalProps = useDisclosure({ defaultIsOpen: true })
+  return (
+    <UseTemplateModal
+      {...args}
+      {...modalProps}
+      formId={MOCK_SOURCE_FORM_ID}
+      onClose={() => console.log('close modal')}
+    />
+  )
+}
+
+export const Default = Template.bind({})
+
+const mrfCutoverOn = new GrowthBook({
+  features: { [featureFlags.mrfCutover]: { defaultValue: true } },
+})
+
+const withCutover = (Story: StoryFn) => (
+  <GrowthBookProvider growthbook={mrfCutoverOn}>
+    <Story />
+  </GrowthBookProvider>
+)
+
+export const MrfCutoverOn = Template.bind({})
+MrfCutoverOn.decorators = [withCutover]
+
+export const MrfCutoverOnChildrenBeta = Template.bind({})
+MrfCutoverOnChildrenBeta.decorators = [withCutover]
+MrfCutoverOnChildrenBeta.parameters = {
+  msw: [
+    getUser({
+      delay: 0,
+      mockUser: { ...MOCK_USER, betaFlags: { children: true } },
+    }),
+    getTemplateFormResponse({ delay: 0 }),
+  ],
+}
+
+export const MrfCutoverOnWebhookV1Beta = Template.bind({})
+MrfCutoverOnWebhookV1Beta.decorators = [withCutover]
+MrfCutoverOnWebhookV1Beta.parameters = {
+  msw: [
+    getUser({
+      delay: 0,
+      mockUser: {
+        ...MOCK_USER,
+        betaFlags: { createStorageModeForV1Webhook: true },
+      },
+    }),
+    getTemplateFormResponse({ delay: 0 }),
+  ],
+}
+
+export const MrfCutoverOnAllExceptions = Template.bind({})
+MrfCutoverOnAllExceptions.decorators = [withCutover]
+MrfCutoverOnAllExceptions.parameters = {
+  msw: [
+    getUser({
+      delay: 0,
+      mockUser: {
+        ...MOCK_USER,
+        betaFlags: {
+          children: true,
+          createStorageModeForV1Webhook: true,
+        },
+      },
+    }),
+    getTemplateFormResponse({ delay: 0 }),
+  ],
+}
diff --git a/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.cutover.test.tsx b/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.cutover.test.tsx
new file mode 100644
index 0000000000..6c76b8e858
--- /dev/null
+++ b/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.cutover.test.tsx
@@ -0,0 +1,130 @@
+import { useFeatureIsOn } from '@growthbook/growthbook-react'
+import { act, renderHook } from '@testing-library/react'
+
+import { FormResponseMode } from 'formsg-shared/types'
+
+import { useFormTemplate } from '~features/admin-form/common/queries'
+import { useUser } from '~features/user/queries'
+import { useEmailModeFeedbackMutation } from '~features/workspace/mutations'
+
+import { useUseTemplateMutations } from '../mutation'
+
+import { useUseTemplateWizardContext } from './UseTemplateWizardProvider'
+
+vi.mock('react-i18next', () => ({
+  useTranslation: () => ({ t: (k: string) => k }),
+}))
+vi.mock('@growthbook/growthbook-react', () => ({
+  useFeatureIsOn: vi.fn(),
+}))
+vi.mock('~features/admin-form/common/queries')
+vi.mock('~features/user/queries')
+vi.mock('~features/workspace/mutations')
+vi.mock('../mutation')
+
+const MOCK_FORM_ID = 'form123'
+const MOCK_USER_EMAIL = 'admin@example.com'
+
+const makeMockTemplateFormData = () => ({
+  spcpSession: null,
+  form: { title: 'Source', form_fields: [] },
+})
+
+describe('UseTemplateWizardProvider — cutover behaviour', () => {
+  const useStorageModeFormTemplateMutation = {
+    isLoading: false,
+    mutate: vi.fn(),
+  }
+  const useMultirespondentFormTemplateMutation = {
+    isLoading: false,
+    mutate: vi.fn(),
+  }
+  const useEmailModeFormTemplateMutation = { isLoading: false, mutate: vi.fn() }
+
+  beforeEach(() => {
+    vi.clearAllMocks()
+
+    vi.mocked(useFeatureIsOn).mockReturnValue(true)
+
+    vi.mocked(useFormTemplate).mockReturnValue({
+      data: makeMockTemplateFormData() as any,
+      isLoading: false,
+    } as any)
+
+    vi.mocked(useUser).mockReturnValue({
+      user: { email: MOCK_USER_EMAIL } as any,
+    } as any)
+
+    vi.mocked(useUseTemplateMutations).mockReturnValue({
+      useEmailModeFormTemplateMutation,
+      useStorageModeFormTemplateMutation,
+      useMultirespondentFormTemplateMutation,
+    } as any)
+
+    vi.mocked(useEmailModeFeedbackMutation).mockReturnValue({
+      emailModeFeedbackMutation: { isLoading: false, mutate: vi.fn() },
+    } as any)
+  })
+
+  it('defaults responseMode to Multirespondent when cutover is on', () => {
+    const { result } = renderHook(() =>
+      useUseTemplateWizardContext(MOCK_FORM_ID, vi.fn()),
+    )
+
+    expect(result.current.formMethods.getValues().responseMode).toBe(
+      FormResponseMode.Multirespondent,
+    )
+  })
+
+  it('fires the multirespondent template mutation on default submit', async () => {
+    const { result } = renderHook(() =>
+      useUseTemplateWizardContext(MOCK_FORM_ID, vi.fn()),
+    )
+
+    act(() => {
+      result.current.formMethods.setValue('title', 'New title')
+    })
+    await act(async () => {
+      await result.current.handleCreateStorageModeOrMultirespondentForm()
+    })
+
+    expect(useMultirespondentFormTemplateMutation.mutate).toHaveBeenCalledTimes(
+      1,
+    )
+    expect(useMultirespondentFormTemplateMutation.mutate).toHaveBeenCalledWith(
+      expect.objectContaining({
+        formIdToDuplicate: MOCK_FORM_ID,
+        title: 'New title',
+        responseMode: FormResponseMode.Multirespondent,
+      }),
+      expect.anything(),
+    )
+    expect(useStorageModeFormTemplateMutation.mutate).not.toHaveBeenCalled()
+  })
+
+  it('fires the storage template mutation with [user.email] fallback after escape hatch + submit', async () => {
+    const { result } = renderHook(() =>
+      useUseTemplateWizardContext(MOCK_FORM_ID, vi.fn()),
+    )
+
+    act(() => {
+      result.current.goToStorageModeDetails()
+      result.current.formMethods.setValue('title', 'New title')
+    })
+    await act(async () => {
+      await result.current.handleCreateStorageModeOrMultirespondentForm()
+    })
+
+    expect(useStorageModeFormTemplateMutation.mutate).toHaveBeenCalledTimes(1)
+    expect(useStorageModeFormTemplateMutation.mutate).toHaveBeenCalledWith(
+      expect.objectContaining({
+        formIdToDuplicate: MOCK_FORM_ID,
+        title: 'New title',
+        responseMode: FormResponseMode.Encrypt,
+        emails: [MOCK_USER_EMAIL],
+      }),
+      expect.anything(),
+    )
+    expect(useMultirespondentFormTemplateMutation.mutate).not.toHaveBeenCalled()
+  })
+})
diff --git a/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.tsx b/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.tsx
index 4cc12b5c5c..639618a889 100644
--- a/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.tsx
+++ b/apps/frontend/src/features/admin-form/template/UseTemplateModal/UseTemplateWizardProvider.tsx
@@ -75,13 +75,14 @@ export const useUseTemplateWizardContext = (
       if (!formId) return
       switch (responseMode) {
         case FormResponseMode.Encrypt: {
+          const cutoverDefaultEmails = adminEmail ? [adminEmail] : []
           return useStorageModeFormTemplateMutation.mutate(
             {
               formIdToDuplicate: formId,
               title,
               responseMode,
               publicKey: keypair.publicKey,
-              emails: emails.filter(Boolean),
+              emails: emails ? emails.filter(Boolean) : cutoverDefaultEmails,
             },
             {
               onSuccess: () => {