The tax filing information on this page is provided for your convenience. Every effort has been made to ensure its accuracy. It is not intended to be a complete representation of all the income tax forms and regulations pertinent to the students, faculty, staff and other individuals with whom the University System may have a relationship. Please note that 2021 forms and resources have been included if available. Some forms on this page may not yet be updated for 2021 by external agencies. As the University does not provide tax advice, the University disclaims all liability from the misinterpretation or misuse of these materials.
The University of Wisconsin does not discriminate on the basis of disability in the provision of programs, services or employment. If you need this printed material in a different form, or if you need assistance in using these services, contact your human resources office.
Year-End Tax Statements and Help Documents
W-2 · Explanation of the W-2 · W-2 Overview and Earnings Statement Comparison
Individuals who receive reportable earned income will receive a W-2 from each employer.
1042-S ·
Explanation of the 1042-S
Foreign Nationals may receive a 1042-S if they received a scholarship/fellowship stipend, tax treaty benefit, or other payments under income codes 12, 16, 17, 19, 20, or 23.
Fellowship/Scholarship Information Letter · Explanation of
the Fellowship/Scholarship Information Letter
Advanced Opportunity Fellow; Fellow; Grad Intern or Trainee; Post-Doc Fellow, Scholar or Trainee; Scholar; Trainee will receive an Information Letter. (Nonresident Aliens receiving a stipend on income code 16 and others who had tax withheld on scholarship/fellowship stipends will receive a 1042-S). For more resources, visit IRS Tax Information for
Students.
Contact Information
Federal Tax
- Internal Revenue Service (IRS) website
- How to Contact the IRS
- IRS Assistance (toll-free): (800) 829-1040
- IRS-Tax Treaty, Nonresident Alien Questions: (267) 941-1000
(not a toll-free number) - IRS Forms, Instructions and Publications
- IRS-Forms (toll-free): (800) 829-3676
State Tax
- Wisconsin Department of Revenue (WI DOR) website
- Contacting the WI DOR
- WI DOR - Assistance: (608) 266-2486
- WI DOR Forms and Instructions
- WI DOR Requesting Tax Forms
Refer to the tax resources listed below under the heading that best describes your status. If you need help determining your status, please see IRS Topic 851 - Resident and Nonresident Aliens.
U.S. Citizens, Permanent Residents (Green Card Holders), and Resident Aliens for Tax Purposes
Nonresident Aliens for Tax Purposes
Visit Tax Preparation Assistance for Nonresident Aliens for additional information and resources available for filing nonresident tax returns.
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Call the Taxpayer Helpline
(303) 238-7378
Taxpayer Service Representatives are available (except on state holidays)
Monday through Friday, 8:00 a.m. to 4:30 p.m. MT
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Dedicated Phone Support
- Collections: 303-205-8291
- Collections Hours of Operation:
- Monday-Thursday from 8:00 a.m. to 4:30 p.m.
- Friday 9:00 a.m. to 4:30 p.m.
- Collections Hours of Operation:
- EFT/Electronic Payment: 303-205-8333
- Sales & Use Tax System (SUTS) Support: 720-795-7759
Tax Unit Contact Phone Numbers
- Bankruptcy: 303-866-3711
- Compliance: 303-866-3711
- Discovery: 303-205-8292
- Excise Tax Unit (Cigarette, Liquor, Nicotine, Marijuana, and Tobacco Products): 303-205-8287
- Field Audit: 303-692-7912
- Fraud and Tax Evasion: 303-205-8262
- Fuel Tax Unit (Fuel & IFTA): 303-205-8205
- Special Event Sales Tax: 303-866-5643
Hearing or Speech Impaired Relay Services
To use this service, dial the appropriate number below. Give the Relay Colorado agent the number that you would like to call. The Relay Colorado agent will stay on the line to relay the information/conversation to you.
- TTY Telephone Users: 1-800-659-2656
- Voice Telephone Users: 1-800-659-3656
Relay Colorado Information