The Tax Department is streamlining withholding tax and wage reporting forms and Web File applications. Allocation of Withholding Tax.Employee: Complete this form and return it to your employer. A payment to a Foreign Person;. • It is FDAP income; and. Using Forms NR301, NR302 and NR303 when nonresident withholding tax is required and a tax treaty rate may apply. Sprintax Calculus is the engine behind our multi-jurisdiction, tax compliance software which simplifies payroll processing for nonresident employers. If you have any doubt about the requirement to withhold, go ahead and do it and use a Form 1042. Contact us to find out how to begin saving for tomorrow—today! In a real estate transaction where the seller is a foreign individual or entity, the buyer is typically responsible for withholding the tax under FIRPTA.