Iowa Code Title III. Public Services and Regulation [Chs. 80-122C] § 103A.22. Construction of statute

1. Nothing in this chapter shall be construed as prohibiting any governmental subdivision from adopting or enacting any building regulations relating to any building or structure within its limits, but a governmental subdivision in which the state building code has been accepted and is applicable shall not have the power to supersede, void, or repeal or make more restrictive any of the provisions of this chapter or of the rules adopted by the commissioner. This subsection shall not apply to energy conservation requirements adopted by the commissioner and approved by the council pursuant to section 103A.8A or 103A.10.

2. Nothing in this chapter shall be construed as abrogating or impairing the power of any governmental subdivision or local building department to enforce the provisions of any building regulations, or the applicable provisions of the state building code, or to prevent violations or punish violators except as otherwise expressly provided in this chapter.

3. The powers enumerated in this chapter shall be interpreted liberally to effectuate the purposes thereof and shall not be construed as a limitation of powers.