File and pay your taxes online, find out about the various business taxes that the City and County administers and collects and obtain registration forms and tax returns.

Do not use old versions of the DR 0100. For the correct version, go to the Sales & Use Tax Forms web page. Report gross sales per site location. Each location has its own Gross Sales and Services amount, so each location should be filed on a separate return.

How to File the Colorado Retail Sales Tax Return (DR 0100) using Revenue Online for filing periods beginning on January 1, 2025 and after.

2 weeks ago - Up to date Denver sales tax rates and business information for 2025. Learn how to register, collect taxes, do returns, file, and more.

June 16, 2025 - Do you need to file sales tax returns specifically for the city of Denver or Denver County? No, you don’t. If you have sales tax nexus in Colorado, you collect sales taxes from across the state and file a single state-wide return.

Get information on or pay Business Taxes including sales, use, and occupational privilege tax.

Colorado's one-stop portal for businesses to do all manner of tasks related to collecting and remitting sales and use tax in an easy, automated, and seamless fashion.

State Sales Tax: File through Colorado Revenue Online or submit Form DR 0100 (Colorado Retail Sales Tax Return). Denver City Sales Tax: File through Denver Treasury Tax Portal or mail Denver Sales Tax Return Form.

This guide will help you navigate local tax rates and adhere to Colorado sales tax laws to avoid penalties for smooth operations. The Denver sales tax rate in Colorado is 9.15%, with a matching use tax.

Line 10A If your return is filed after the due date, enter 15% of Line 9, or $25.00, whichever is greater. Note: Any return not received by the due date will be ... Line 11 Enter the totals of Lines 9, 10A and 10B. Include with your return a check ... Consumer Use Tax is imposed upon the privilege ...

July 4, 2025 - Sales Tax Spreadsheet E-Filing: Multiple location filers who don’t use the Approved Sales Tax Software can use Sales Tax Spreadsheet E-Filing. Offline: You can select the applicable forms and mail them to: Colorado Department of Revenue Denver, CO 80261-0013

Denver sales tax guide for 2025. Learn how SaaS and e-commerce sellers must register directly with the City of Denver, how nexus works under home-rule rules, and how to file through the city’s unique portal.

■ Report any excess tax collected on line 6 of the sales or lodger’s tax return. It is illegal for ... Revenue to file your Denver sales tax.

B. Interest: 1% of line 9 for each month that the ... P.O. Box 660860 ... I hereby certify, under penalty of perjury, that statements made herein are to the best of my knowledge true and correct. ... A. Add: Bad debts collected that were previously deducted in prior ...

Visit the FAQ page for information on Sales Tax, Retailer’s Use Tax, Consumer’s Use Tax, Occupational Privilege Tax (OPT), Lodger’s Tax, Facilities Development Admission (FDA) tax, Telecommunications Business Tax (TBT) and Emergency Telephone Charges (E911).

If more than $10.00 but less than $300.00 in tax will be remitted the Sales and Use Tax Return must be filed quarterly. An annual filing basis may also be granted if the monthly tax to be remitted is $10.00 or less. ... Mailing / Payment Address P.O. Box 5602 Denver, CO 80217-5602

Call 3-1-1 Outside Denver: 720-913-1311 TTY: 720-913-8479 For Emergencies: 9-1-1 Report a Problem Ask a Question

Due to varying local sales tax rates, we strongly recommend our lookup and calculator tools on this page for the most accurate rates. Denver sales tax details The minimum combined 2025 sales tax rate for Denver, Colorado is 9.15%. This is the ...

Find the 2025 Denver County sales tax rate. Get sales tax rates by state, city, zip code, or address.

City of Boulder Sales Tax Dept 1128 Denver, CO 80263-0001 · Payments postmarked on or before the 20th of the month will be considered timely and will not be assessed penalties and interest. Filing frequency is determined by average tax due. Please notify us via email if the business needs a filing frequency change.