Taxes and Deductions
Tax Withholding
US Citizen Payroll Withholding
Employees must complete federal and state withholding elections in GMS. To make or change withholding elections in GMS, click on the ‘Pay’ icon, and under ‘Action’, select ‘Withholding Elections’. Please see detailed instructions in the GMS Onboarding manual.
Non-US Citizen Payroll Withholding
Non-US Citizens for tax purposes are not able to update tax withholding in GMS. Please complete the Georgetown University Nonresident Alien Tax Request Form to request changes to withholding.
Reference
Federal Tax and Reimbursement Rates
- For 2021:
- The social security tax rate is 6.2%
- The social security wage base limit is $142,800
- For 2021:
- The Medicare tax rate is 1.45%.
- There is no wage base limit for Medicare tax.
- An additional tax of 0.9% is assessed on Medicare wages above $200,000.
- For 2020
- 56 cents per mile per business miles driven