W-4 Link & Instructions

To complete the W-4 form online, you need to have Duo two-factor authentication set up. If you have not yet set up Duo, instructions can be found at https://2fa.app.clemson.edu/.

Once you have Duo set up, you will need to click on the link to HR Employee Self Service located below.

After clicking the link you will need to enter your employee user ID and password and click sign in.

Next, authenticate with DUO.

Lastly, review the information provided, update your W-4 as needed and click SUBMIT.

HR Self Service

Contact Payroll

Clemson University 
Payroll Department

108 Perimeter Rd,
Clemson, SC 29634

Phone: 864.656.2000
Fax: 864.656.3366
Email: payroll@clemson.edu