Iowa Code
Chapter 100D - FIRE PROTECTION SYSTEM INSTALLATION AND MAINTENANCE
Section 100D.12 - Local licensing provisions.

100D.12 Local licensing provisions.
On and after August 1, 2009, a governmental subdivision shall not prohibit a person licensed pursuant to this chapter from performing services for which that person is licensed pursuant to this chapter or enforce any additional licensing provisions promulgated by the governmental subdivision against a person licensed pursuant to this chapter.
2008 Acts, ch 1094, §13, 18