Iowa Code § 99.1A: Houses of prostitution or other nuisances.

1. A person who erects, establishes, continues, maintains, uses, owns, or leases any building, erection, or place used for the purpose of prostitution or gambling, except as authorized under the laws of this state is guilty of a nuisance. The building, erection, or place, or the ground itself, in or upon which prostitution or gambling is conducted, permitted, or carried on, continued, or exists, and the furniture, fixtures, musical instruments, and movable property used in conducting or maintaining the nuisance, are also declared a nuisance and shall be enjoined and abated as provided in this chapter.

2. The provisions of this section do not apply to social and charitable gambling conducted pursuant to chapter 99B or to devices lawful under section 99B.52 or 99B.53.