Form a corporation in Colorado

Incorporate in Colorado the simple way – CountSure files your online Articles of Incorporation, sets a clean share structure, and tracks your $25 Periodic Report. One person can be the whole corporation – and no franchise tax.

Requirements, costs & steps for an incorporate in Colorado

Incorporating in Colorado creates a formal entity with directors, officers, and stock in one of the most affordable, business-friendly states. Filing is online-only and usually approved in real time, there’s no franchise tax, and Colorado even lets one person serve as the sole director, officer, and shareholder. This guide covers the cost, the filing steps, and ongoing compliance. To compare structures first, read our LLC vs. corporation guide, or let our Colorado incorporation service file it all for you.

What you need to know?

Filing fee:

$50 for Articles of Incorporation, filed online with the Colorado Secretary of State.

One-person corporations:

Colorado allows a single person to be the sole director, officer, and shareholder.

Periodic Report:

$25 each year, due in a window tied to your incorporation anniversary month.

No franchise tax:

Colorado has no franchise tax; the corporate income tax is a flat 4.4%.

Stock:

No cap on authorized shares and no share-based fee; directors are not listed in the Articles.

Colorado corporation at a glance

The essentials for incorporating and maintaining a Colorado corporation.

Requirement	Detail (2026)
Formation document	Articles of Incorporation (online only)
Filing agency	Colorado Secretary of State
State filing fee	$50
Filing method	Online only - real-time processing
Registered agent	Required; physical Colorado address
Directorss	Min. 1; one person may hold all roles
Directors in Articles	Not required to be listed
Bylaws	Recommended (internal; not filed)
Annual report	Periodic Report - $25/year, tied to anniversary month
Corporate income tax	Flat 4.4%; no franchise tax

How to incorporate in Colorado, Step by Step

Seven steps from name check through your first Periodic Report.

Choose a compliant corporate name

Colorado corporate names must be distinguishable from existing names and typically include a corporate indicator such as “Corporation,” “Incorporated,” “Company,” “Limited,” or an abbreviation. Reserve a name for 120 days for $25 if desired.

Appoint a registered agent

A Colorado resident or registered service with a physical in-state address (no PO box) who consents to serve. CountSure can serve as your registered agent.

Prepare your stock structure

Decide your authorized shares and classes. Colorado doesn’t cap authorized shares and charges no share-based fee, so you have flexibility – but size it sensibly for future financing.

File Articles of Incorporation online

File through the Secretary of State’s portal with the $50 fee. The Articles list the corporate name, registered agent and consent, authorized shares/classes, and incorporator; director names are not required.

Adopt bylaws and hold an organizational meeting

Colorado doesn’t require bylaws, but they’re strongly recommended. Appoint directors/officers, adopt bylaws, and authorize stock issuance; keep minutes in your corporate records.

Issue stock and get an EIN

Document share issuance to shareholders; obtain a free EIN; to elect S-corp treatment, file IRS Form 2553.

Track the Periodic Report

File the $25 Periodic Report each year in the window tied to your incorporation anniversary month; late filing adds a $50 penalty.

Naming & Member Requirements

Colorado is unusually founder-friendly: one person can hold every role, and directors aren’t named in the public Articles. Here’s what to get right.

Ongoing Colorado corporation Compliance & Taxes

Corporate records

Keep bylaws, meeting minutes, a shareholder list, and your stock records at your principal office. Maintaining these formalities protects your limited-liability status.

Periodic Report - $25

Colorado corporations file a Periodic Report each year to stay in good standing. The report is due during your incorporation anniversary month, but Colorado allows filing anytime from two months before to two months after that month without penalty (a five-month window). It costs $25. Late filing triggers a $50 penalty and, if unresolved, delinquency or administrative dissolution.

Corporate income tax

Colorado levies a flat 4.4% corporate income tax on C-corporations and imposes no franchise tax. S corporations generally pass income through to shareholders (Colorado K-1s), and aren’t subject to Colorado corporate income tax.

S corporation election

Colorado recognizes the federal S-corporation election; the state formation is identical, and the S election is a separate federal choice with the IRS (Form 2553).

EIN and state tax accounts

An EIN is required to hire and bank. Register with the Colorado Department of Revenue for sales tax and employer withholding as applicable.

Colorado incorporation Cost Breakdown

The full picture before optional services.

Item	Cost (2026) · paid to
Articles of Incorporation	$50 · Secretary of State (one-time, online)
Periodic Report (annual)	$25 / year · Secretary of State, tied to anniversary month
Name reservation (optional)	$25 · 120-day hold
Certificate of Good Standing (optional)	$0 · Secretary of State (free online)
Registered agent (optional service)	~$49–$300/yr · third party
EIN	$0 · IRS (free)

Insight From Our Team

“Colorado is a great pick for a solo founder incorporating for the first time – one person can be the entire corporation on paper, filing is instant online, and there’s no franchise tax eating into early cash. Where I add value is the stock structure: Colorado doesn’t cap authorized shares or charge by the share, so founders sometimes authorize odd numbers that make a future raise awkward. We set a clean, investor-friendly share structure up front and calendar the Periodic Report so good standing is never in question.”

Parth Shah
CountSure

Related Guides & Services

Frequently Asked Questions

How much does it cost to incorporate in Colorado?

The Articles of Incorporation fee is $50, filed online. Ongoing, you file a $25 Periodic Report each year. Colorado has no franchise tax.

Can one person incorporate in Colorado?

Yes. Colorado allows a single individual to serve as the sole incorporator, director, officer, and shareholder – you still need a registered agent with a Colorado address.

Do Colorado corporations file an annual report?

Yes. It’s called a Periodic Report and costs $25. It’s due during your incorporation anniversary month, and Colorado lets you file anytime from two months before to two months after that month without penalty (a five-month window).

How many shares should my Colorado corporation authorize?

Colorado doesn’t cap authorized shares or charge a share-based fee, so you have flexibility. Many startups authorize a clean, round number sized for future financing – a professional can help you choose.

Does Colorado recognize S-corporation status?

Yes. The Colorado formation is identical; the S-corp election is a separate federal choice made with the IRS on Form 2553.

The applicable legal fees may vary over time. For the most up-to-date fee information, please click here to verify the latest figures.

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Start your Incorporate in Colorado with CountSure

From online Articles of Incorporation and a clean stock structure to bylaws, EIN, and your $25 Periodic Report, CountSure handles Colorado incorporation start to finish.