The International Tax Office provides many resources to assist you in meeting your U.S. tax obligations.

Request an access code for
Glacier Tax Prep

To assist with U.S. tax filing obligations, nonresident alien students and employees who are sponsored by CU can use Glacier Tax Prep (GTP) software. This online tool can help you navigate the U.S.’s complex system and helps ensure all tax information and requirements are correct for an accurate federal tax return.

Request an access code

Federal tax resources

Colorado tax resources

 

Guides and resources - Click a tile below to get started.

Tax reference for International Visitors

Tax reference for International Students

International Tax reporting and withholding implementation policy

Social Security Numbers

 

Schedule an appointment with an International Tax specialist

All new international CU employees are required to meet with an international tax specialist to identify their tax status, complete proper tax forms, facilitate any available tax treaty benefits and clarify any tax filing responsibilities.

  Book your appointment

International Tax appointment guide

 

To prepare for your meeting:

  • Bring your passport, I-94 and immigration documents. A Social Security Number (SSN) is not required.
  • Plan to review your entire history of presence in the U.S.