The CU System Administration offices and Employee Services will be closed from Wednesday, Dec. 24 through Friday, Jan. 2.
We will reopen at 8 a.m. Monday, Jan. 5. Happy holidays to all CU employees and their families!
Form W-4 and Instructions
Purpose
This page contains the 2025 Form W-4 and instructions for viewing and changing your W-4 in the employee portal.
For IRS guidance on what to file on your W-4, please refer to the IRS tax calculator.
Please note: International employees are subject to special rules and should meet with an international tax specialist to complete the W-4 form. To schedule an appointment with an international tax specialist, please do so via the online appointment scheduling system.
Last updated: 12/2025



