Information on pension and annuity payments that are subject to federal income tax withholding. Instructs employers and federal agencies on how to process income withholding orders including examples of calculations.If you need help completing this form, call 518‑457‑5181. Duration of withholding request. You have three options to update your federal income tax withholding: Complete IRS Form W4P, available in fillable form on the IRS website. Request to withhold taxes. Submit a request to pay taxes on your Social Security benefit throughout the year instead of paying a large bill at tax time. To accurately determine the correct amount of Massachusetts withholding, employers will rely on Massachusetts Form M4. Withholding Tax Forms for 2017 Filing Season (Tax Year 2016). (Please note the Office of Tax and Revenue is no longer producing and mailing booklets.