Colorado LLC Filing Fees and Requirements
Forming an LLC in Colorado costs $50 to file Articles of Organization with the Colorado Secretary of State. See all required fees, annual report deadlines, and formation steps.
Bizee Editorial Staff
Editorial Team
Colorado LLC cost at a glance
Filing fee: $50 (Articles of Organization, online filing with the Colorado Secretary of State)
Processing time: Typically 1–3 business days for online filings; expedited options available for an additional fee
State agency: Colorado Secretary of State (sos.state.co.us)
Annual report due: Annually, within the anniversary month of formation
State tax rate: Colorado state income tax: 4.4% flat rate; no state-level LLC franchise tax
Colorado LLC filing fees and requirements
Forming an LLC in Colorado requires filing Articles of Organization with the Colorado Secretary of State and paying a $50 state filing fee. Beyond that initial cost, you'll need a registered agent, an Employer Identification Number (EIN) from the IRS, and a periodic report filed each year. Colorado's requirements are straightforward compared to many states.
Articles of Organization
The Articles of Organization is the formation document that officially creates your LLC in Colorado. You file it online through the Colorado Secretary of State's business portal at sos.state.co.us. The state filing fee is $50. Online filings typically process in 1–3 business days. Expedited processing is available for an additional fee if you need faster turnaround.
The form asks for your LLC's name, principal office address, registered agent information, and the names of the people forming the LLC. Colorado does not require you to list members or managers in the Articles of Organization, which keeps the public record minimal.
Employer Identification Number
An Employer Identification Number (EIN) is a federal tax ID issued by the IRS. Every LLC needs one to open a business bank account, hire employees, and file federal taxes. You apply directly through the IRS at irs.gov/ein at no cost. The IRS issues EINs immediately for online applications.
Even if your LLC has no employees, an EIN keeps your Social Security number off business documents — a practical reason to get one early.
Registered agent requirement
Colorado requires every LLC to maintain a registered agent — a person or business with a physical Colorado address available during business hours to receive legal documents and official state notices on your behalf. You can serve as your own registered agent, but many business owners use a registered agent service to keep their personal address off public records and avoid missing time-sensitive documents.
Annual report requirement
Colorado LLCs file a periodic report — the state's version of an annual report — each year through the Secretary of State's online portal. The report is due within the anniversary month of your LLC's formation date. The filing fee is $10. Missing the deadline can result in your LLC falling out of good standing with the state.
The periodic report confirms your LLC's current registered agent, principal office address, and management structure. It takes only a few minutes to file online if your information hasn't changed.
Operating agreement
Colorado doesn't legally require an operating agreement, but the Colorado Revised Limited Liability Company Act encourages LLCs to adopt one. Without an operating agreement, your LLC defaults to the rules set out in state statute — which may not reflect how you actually want to run your business.
A solid operating agreement covers ownership percentages, profit and loss allocation, voting rights, management structure, and how the LLC can be dissolved. For multi-member LLCs especially, having these terms in writing prevents disputes before they start.
Business licenses and permits
Colorado doesn't have a single statewide general business license, but your LLC may need licenses or permits depending on your industry, location, and the type of work you do. Requirements vary by city and county — Denver, for example, has its own business licensing requirements separate from state-level rules.
Common requirements include a sales tax license from the Colorado Department of Revenue if you sell taxable goods or services, professional licenses for regulated industries like contracting or healthcare, and local business licenses from your city or county. Check with your local government and the Colorado Secretary of State's office to figure out what applies to your specific business.
Foreign LLC registration
If your LLC was formed in another state but you want to do business in Colorado, you need to register as a foreign LLC with the Colorado Secretary of State. The filing fee for foreign LLC registration is $100. You'll also need to maintain a registered agent with a Colorado address. Foreign LLC registration keeps your business in good standing to operate legally in the state.
FAQ
The minimum cost to form an LLC in Colorado is $50 — that's the state filing fee for the Articles of Organization filed with the Colorado Secretary of State. If you use a registered agent service, budget an additional $100–$300 per year depending on the provider. The annual periodic report costs $10 per year.
Optional costs include expedited processing fees if you need faster state review, and any business licenses or permits required for your industry or location.
It depends on your location and industry. Colorado doesn't have a single statewide general business license fee. Local business license fees vary by city and county — some municipalities charge $25–$100 or more annually. If you need a sales tax license from the Colorado Department of Revenue, that registration is free. Industry-specific licenses carry their own fees set by the relevant state agency.
The Colorado Secretary of State charges $50 to file Articles of Organization for a new LLC. Foreign LLCs registering to do business in Colorado pay $100. The annual periodic report costs $10. All filings go through the Secretary of State's online portal at sos.state.co.us.
Colorado LLCs pay a $10 periodic report fee each year, due within the anniversary month of formation. There's no state franchise tax or annual LLC tax in Colorado beyond this report fee. If you use a registered agent service, that's a separate recurring cost. Colorado's annual LLC costs are among the lowest of any state.
No. Colorado doesn't legally require an LLC to have an operating agreement. But the Colorado Revised Limited Liability Company Act encourages LLCs to adopt one, and without it your LLC defaults to state statute rules that may not match how you want to run your business. For multi-member LLCs, an operating agreement is especially worth having — it puts ownership percentages, voting rights, and dissolution terms in writing before any disagreements come up.
We collect the $50 Colorado state filing fee at cost and pay it directly to the Colorado Secretary of State on your behalf when we file your Articles of Organization. We don't mark up state fees. The $0 formation price covers our preparation and filing work — the state fee is separate and passed through to you at the exact amount the state charges.
Yes. Colorado requires every LLC to maintain a registered agent with a physical Colorado address available during normal business hours. You can serve as your own registered agent if you have a Colorado address, or you can use a registered agent service. Many business owners use a service to keep their home address off public records and make sure they don't miss legal notices.
