Starting an LLC in Iowa: what you should know first

Filing a Iowa LLC costs $50. The Biennial Report costs $30 every two years. Our pick is Mainstay Filing; $677 covers three years.

By kind of owner

Side hustle: Quiet-year cost: $229 in year 2 with Mainstay Filing, including the $0 state report in that year.
Online business: Required registered agent. The address has to be a place of business in Iowa. The registered office street address and the agent's business office have to match, and P.O. boxes are not accepted.
Startup: Filing: Certificate of Organization with the Iowa Secretary of State. Write the operating agreement before you open the bank account.
First-time owner: Report due: April 1 of odd-numbered years.

Best LLC formation service in Iowa for a first-time owner?

Mainstay Filing: $249 in year 1 including the $50 filing fee, $229 in year 2.

Iowa Code § 489.201 (multira state research spine): www.legis.iowa.gov/docs/code/489.201.pdf, checked August 12, 2026
Iowa formation fee: Filing fee, official source read 2026-10-01: www.legis.iowa.gov/docs/code/489.122.pdf, checked October 1, 2026
Iowa Secretary of State, Business Services Division (multira state research spine): help.sos.iowa.gov/how-do-i-file-biennial-report, checked August 12, 2026
Iowa Secretary of State, Business Services Division (multira state research spine): help.sos.iowa.gov/what-cost-my-filing-fee, checked August 12, 2026
Iowa report due date (multira state research spine, due dates verified 714/714): www.legis.iowa.gov/docs/code/489.212.pdf, checked August 12, 2026
Iowa registered agent statute (Iowa Code § 489.115): www.legis.iowa.gov/docs/code/489.115.pdf, checked October 20, 2026