Iowa Code § 103A.21: Penalty.

1. Any person served with an order pursuant to the provisions of section 103A.19, subsection 2, paragraph “c”, who fails to comply with the order within thirty days after service or within the time fixed by the local building department for compliance, whichever is longer, and any owner, builder, architect, tenant, contractor, subcontractor, construction superintendent or their agents, or any other person taking part or assisting in the construction or use of any building or structure who shall knowingly violate any of the applicable provisions of the state building code or any lawful order of a local building department made thereunder, shall be guilty of a simple misdemeanor.

2. Violation of this chapter shall not impose any disability upon or affect or impair the credibility as a witness, or otherwise, of any person.

3. As an alternative to filing criminal charges as provided in this section, the commissioner may file a petition in the district court and obtain injunctive relief for any violation of this chapter or chapter 104A.