Iowa Corporation Requirements

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 Iowa corporations.

Corporate records

Iowa corporations must keep the following with their corporate records:

  • The Articles of Incorporation and any amendments
  • Bylaws or restated bylaws and any amendments
  • Resolutions by the board of directors creating one or more classes or series of shares, and fixing their relative rights, preferences and limitations
  • Minutes of shareholder meetings for the past three years
  • Records of actions taken by the shareholders without a meeting for the past three years
  • Written communications to shareholders for the past three years, including financial statements
  • A list of names and business addresses of current directors and officers
  • Most recent biennial report

Corporate taxes and fees

The following are taxation requirements and ongoing fees for Iowa corporations:

  • Biennial report. Iowa requires corporations to file a biennial report that is due between January 1 and April 1 of even years. The fee for this report is $45, or $30 if filed online.
  • Taxes. For complete details on state taxes for Iowa corporations, visit Business Owner's Toolkit or the State of Iowa .
  • Federal tax identification number (EIN). An 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. Iowa does not require a state tax identification number.

Business licenses

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

Iowa recognizes the federal S corporation election and does not require a state-level S corporation election.

Additional Iowa information

View the following additional resources BizFilings has for forming and maintaining companies in Iowa:

State Guides

The state in which you form your company can provide certain benefits.

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Guide to Incorporation

Learn what to expect when you're incorporating.