Professional services businesses
Colorado allows professionals, such as accountants, attorneys and physicians, to form a
professional corporation (PC).
After forming a corporation, you must undertake certain steps on an ongoing basis to keep your business in compliance. These steps are also important in preserving the limited liability a corporation provides its owners. This guide outlines the ongoing requirements for Colorado corporations.
Colorado corporations are required to keep the following items with their corporate records at their principal place of business:
- The Articles of Incorporation and bylaws
- Minutes from all director and shareholder meetings over the past three years
- All written communications to shareholders over the past three years
- A record of all actions taken by directors or shareholders without a meeting
- A record of all actions taken by a committee of the board of directors in place of a meeting
- A record of all waivers of notices of meetings of the shareholders, directors or any committee of the board of directors
- A record of the names and addresses of all shareholders, arranged alphabetically and by class of shares
- A list of the names and business addresses of current directors and officers
- A copy of their most recent annual report
- All financial statements for the past three years
Corporate taxes and fees
The following are taxation requirements and ongoing fees in Colorado:
- Annual report.
Colorado requires corporations to file an annual report, which is called a Periodic Report. The due date is determined by the company’s incorporation date. Cost is $100, or $10 if filed online.
For complete details on state taxes for Colorado corporations, visit
Business Owner's Toolkit
State of Colorado.
- Federal tax identification number (EIN).
is required for corporations that will have employees. Additionally, most banks require an EIN in order to open a business bank account.
- State tax identification number.
Colorado does not require a state tax identification number.
Business licenses and/or permits are required for most businesses. The BizFilings
Business License Application Package can help you stay on top of these requirements.
S corporation election
Colorado recognizes the federal S corporation election and does not require a state-level S corporation election.
Additional Colorado information
View the following additional resources BizFilings has for forming and maintaining companies in Colorado: