Iowa Code § 90A.6: Suspensions, denials, and revocations.

1. The commissioner may suspend, deny, revoke, annul, or withdraw a license, registration, or authority to participate in a professional boxing or wrestling match or mixed martial arts match if any of the following occur:

a. Any of the reasons enumerated in section 90A.5.

b. Failure to pay fees or penalties due pursuant to section 90A.2, 90A.3, or 90A.9.

2. The provisions of chapter 17A shall apply to actions under this section.