Sales Tax Modules
Vendor Fee-Affordable Housing Act of 2019
This bill increases the state vendor fee from 3.33% to 4.0% and caps the vendor fee allowance at $1,000.00 per account per filing period. The additional funds generated from this cap are allocated for the development of affordable housing.
Sales and Use Tax Administration-House Bill
HB 19-1240 made significant changes to Colorado sales tax collection requirements that will affect businesses that make sales online. Sales tax is now calculated based on the buyer's address when the taxable product or service is delivered to the consumer. This is called destination sourcing.
How to File Using Revenue Online
How to File Using a Paper Form
How to File Special Event Sales Tax Using Revenue Online
Amending a Sales Tax Return in Revenue Online
Vendor/Service Fee Information
Sign Up for CDOR Filing Reminder Emails
Tips for Setting Up Your Revenue Online Account
How To Find Information For Home Rule Cities
How To Find Information on Colorado Sales & Use Tax Rates
How To Add Non-Physical Locations
Verify Your Colorado Sales Tax License Number