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On-Line Filing FAQs#

For additional information please contact the City of Fort Collins Sales Tax office at 970-221-6780.

Please visit our online system in order to first create an online account and then apply for a license with us.  

A return is due no later than the 20th of the month following the reporting period set up for your account (monthly returns are due the 20th of each month; quarterly returns are due April 20, July 20, October 20, and January 20; and annual returns are due January 20). If the 20th falls on a weekend or holiday the tax return is due the following business day.

On-line returns must be entered by 11:59 pm MST on the due date in order to avoid late charges.

E-checks, Master Card, and Visa. If you are using an e-check and you have debit blocks on your account, please contact our office for the information needed by your bank to avoid the transaction being rejected by your bank.

Payments can be made for sales, use, and lodging tax.  New returns as well as outstanding balances can be paid on-line.

Payments can be made 24/7. The online system will calculate the amount of tax due.

There is no Service Fee for e-checks, but there is a 2.75% Service Fee on the amount due for credit card payments. For example, if the amount due is $100 and you pay with a credit card, the Service fee will be $2.75.

The payment processor charges a "service fee" for processing the transaction and covering the operating costs associated with servicing the transactions. 

Account holder name, bank routing number, and bank account number.

Name on card, cardholder address, credit card number and expiration date, and CCV.

Yes. You will receive an email notification that the payment has been processed.

Sales Tax Customer Service at 970-221-6780.

The payment system will only allow you to pay the amount due as calculated in the on-line system.

The City of Fort Collins does not store any bank account or credit card information.

Select “Print Returns or License” and then select the type of return you want to print (sales and use, or lodging). The returns filed for the current and prio year are available for printing.

Sales Tax and Business Licensing#

Physical Address: 215 North Mason Street, Fort Collins, CO 80524
Mailing Address: PO Box 580, Fort Collins, CO 80522-0580
Phone: 970-221-6780
Fax: 970-221-6782

If you would like to schedule an appointment to meet with staff outside of normal business hours, please call 970-221-6780 or by email