For entrepreneurs evaluating Colorado as a business location in 2026, the tax landscape is a key factor. With a state sales tax of 2.9% and potential local additions of up to 8.3%, the combined rate can reach 11.20%.
Economic Nexus in Colorado
Remote sellers must collect Colorado sales tax if they exceed $100,000 in annual sales within the state. This threshold has been in effect since 2019-06-01. Marketplace facilitators like Amazon and Etsy are also required to collect and remit tax on behalf of third-party sellers. The Colorado Department of Revenue enforces these provisions and provides registration guidance at https://tax.colorado.gov.
LLC Formation in Colorado (2026)
Forming an LLC in Colorado costs $50 for the initial filing. There is no annual franchise tax, keeping ongoing costs low. The annual report fee is $10. Colorado imposes a state income tax, which affects pass-through LLC taxation.
The process involves filing Articles of Organization with the Secretary of State, obtaining a federal EIN, and registering for applicable state tax accounts. You will also need a sales tax permit from the Colorado Department of Revenue.
Key Tax Rules
• Colorado has the lowest state sales tax rate at 2.9%, but local taxes can be substantial.
• Home-rule cities can self-administer their own sales taxes, creating complex compliance.
• Groceries are exempt from state sales tax but may be taxed locally.
• Colorado has a destination-based sourcing system for sales tax.
Sales Tax Exemptions
The following categories are generally exempt from sales tax in Colorado: groceries, prescription drugs, medical devices, agricultural equipment. Businesses should maintain proper documentation for exempt transactions.