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)
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.
We want to hear from you!
Let us know how we're doing, how we can improve, or start a conversation with our team.
Online Questions?
Get Reminders for Tax Return Due Dates
Download calendar reminders for your Google, Outlook, or iCal calendar apps.