The withholding rate is 7 percent of the following: Gross payments made to nonresident independent contractors for services performed in California. Payments made to foreign vendors will be subject to U.S. federal income tax withholding of 30 percent unless: 1.Payments made to foreign vendors will be subject to US federal income tax withholding of 30 percent unless: City of Oakland Business Tax Office 250 Frank H. Ogawa Plaza, Suite 1320. The W-2 form reports taxable income and corresponding withholdings for paychecks issued between January 1 and December 31 of each year. Oakland University cannot offer tax advice. Contract is entered into. Income Withholding Important Resources: Follow us Department of Health and Human Services Sign up for email updates Submit MDHHS Is Hiring Apply Here A partner is a foreign person, and pay the withholding tax. New Employees will need to complete the New Hire Packet and submit to The Arc of Oakland County.