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Colorado LLC Annual Tax & Fee Calculator
Calculate your total costs for forming and maintaining an LLC in Colorado. Very low fees ($50 filing, $10/year).
Need Registered Agent Service?
Required if no CO address
First Year Total
$60
One-Time Formation Costs
Annual Fees
Very Low Ongoing Costs
Colorado has some of the lowest LLC maintenance costs. Great choice for budget-conscious business owners.
Colorado LLC Key Facts
Important information for Colorado LLC owners
Very low fees ($50 filing, $10/year)
Growing tech and business hub
Beautiful mountain location
Business-friendly environment
Colorado LLC Deadlines & Due Dates
Important dates for Colorado LLC compliance
Annual Tax Due
April 15 (if applicable)
Annual Report
During anniversary month
Processing Time
5-7 business days
Colorado LLC Forms
Required forms for Colorado LLC compliance
Colorado LLC FAQ
Common questions about Colorado LLC taxes and fees
LLC Formation and Annual Costs in Colorado (2026)
Forming an LLC in Colorado requires a $50 filing fee paid to the Colorado Secretary of State. After formation, Colorado LLCs must pay a $10 annual fee for the annual report.
| Fee Type | Amount | Frequency |
|---|---|---|
| Articles of Organization (filing fee) | $50 | One-time |
| Annual Report / Annual Fee | $10 | Yearly |
| Registered Agent (optional, if using service) | $125/year | Yearly |
Your total first-year cost (filing fee + annual fee) is approximately $60. Ongoing costs are $10 per year.
Colorado LLC Compliance Requirements
Maintaining your Colorado LLC in good standing requires meeting several compliance obligations.
Annual Report: Colorado LLCs must file an annual report by During anniversary month. The filing fee is $10.
Registered Agent: Every Colorado LLC must maintain a registered agent with a physical address in the state. The registered agent receives legal and tax documents on behalf of the LLC. You can serve as your own registered agent or hire a professional service (typically $125/year).
Operating Agreement: While Colorado does not legally require an operating agreement, having one is strongly recommended. It defines ownership structure, member roles, profit-sharing, and management procedures for your LLC.
EIN (Employer Identification Number): All LLCs with more than one member, or that have employees, need an EIN from the IRS. Single-member LLCs without employees can use their Social Security number but obtaining an EIN is still recommended for banking and tax purposes. Applying is free through the IRS website.
Tax Treatment of Colorado LLCs
Colorado LLCs are classified as pass-through entities for federal tax purposes. A single-member LLC is treated as a disregarded entity (reported on Schedule C of the owner's personal return), while a multi-member LLC is taxed as a partnership (filing Form 1065 with K-1s issued to each member).
Colorado taxes LLC income at the state's flat personal income tax rate of 4.4%. LLC income passes through to members' personal returns and is taxed at this rate. Colorado's flat tax structure makes tax planning straightforward for LLC owners.
S-Corp Election: Colorado LLCs can elect S-Corp tax status by filing IRS Form 2553. This can reduce self-employment taxes for profitable LLCs by splitting income between a reasonable salary (subject to payroll taxes) and distributions (not subject to SE tax). This election is typically beneficial when your LLC consistently earns over $40,000-$50,000 in annual profit.
Official Colorado Resources
- Colorado Secretary of State
Business filings
- Colorado Department of Revenue
Tax information
Fees are subject to change. This calculator provides estimates based on current Colorado law. Consult with a tax professional or attorney for advice specific to your situation. Fee information accurate as of January 12, 2026.