Business and tax licenses are required
All businesses operating in the Town of Castle Rock must hold a business license. Prior to opening for business, you must apply for a business and tax license through the Town of Castle Rock.
Address Locator Guide
Town of Castle Rock will only accept business license applications online at the:
Town of Castle Rock | Sales Tax Portal
If needed, you may access the portal at:
Town of Castle Rock, Town Hall - lobby kiosk
The application fee remains $10 dollars, payable on the portal. For all business license matters, such as an address change, go to your account on the Town of Castle Rock | Sales Tax Portal.
Please allow a minimum of two weeks for approval of your business license. If you have questions regarding business licensing, please call 303-660-1015 or email us.
All applications for in-Town businesses are subject to zoning review, and additional steps and / or fees may be required.
Are you looking for door-to-door solicitor's licenses (No Knock List) or contractor's licenses?
Special event promoter / organizer information
Special Event Vendor Information (PDF)