File this form if you want to:
- Request approval to have an agent file returns and make deposits or payments of Federal Insurance Contributions Act (FICA) taxes, Railroad Retirement Tax Act (RRTA) taxes, income tax withholding (ITW), or backup withholding; or
- Revoke an existing appointment.
Current revision
Recent developments
Corrected mailing addresses for Form 2678 -- 20-JUNE-2024