Contact Information Contact Information
- Dept Head: Jennifer Poznanovic
- 215 North Mason Street
Fort Collins, CO 80524
- 8 a.m. to 5 p.m. (M-F, except for holidays)
Tax Returns are due on Tuesday, 1/22/19 due to the holiday on Monday 1/21/19
Sales Tax Online
- Apply for new licenses
- File Sales, Use, and Lodging Tax returns
- Make payments
- Make changes to your existing account, and more!
Returns, Applications and Forms
Links to tax returns, printable applications and forms.
File Your Annual Zero Return Here
If you are reporting a zero return for your annual sales tax you can submit it online with our quick and easy form. Just enter your account number and signature to complete your report.
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Online Questions?
Get Reminders for Tax Return Due Dates
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