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, manage your account, and more!
Returns, Applications and Forms
Links to tax returns, printable applications and forms.
Do I need a Sales & Use Tax License?
Wondering if your business should have a Sales & Use Tax License? Read the Engaged in Business guide to learn more.
Sales Tax 101 Videos
Get Reminders for Tax Return Due Dates
Download calendar reminders for your Google, Outlook, or iCal calendar apps.
We want to hear from you!
Let us know how we're doing, how we can improve, or start a conversation with our team.