Access Federal, State, and Local Withholding Tax Forms Access common federal, state and city withholding tax forms: W-4, W-9, IT-2104, IT-2104.1, and IT-2104-E. Expand all Collapse all Details 1 About Withholding Tax Forms Included below you'll find links to common withholding tax forms for the current year/period. Please refer to the New York State Department of Taxation and Finance for more information and/or additional documentation. 2 Resources for Withholding Tax Employee Withholding Allowance Certificate (Federal) For federal Form W-4. Employee Withholding Allowance Certificate (New York State) For New York State Form IT-2104. Certificate of Exemption from Withholding For New York State, New York City Form IT-2104-E . Certificate of Nonresidence and Allocation of Withholding Tax For New York State, City of New York, and City of Yonkers Form IT-2104.1. Request for Taxpayer Identification Number and Certification For federal Form W-9. Still have questions? Visit our Service Center.