Iowa Admin. Code r. 11-103.15
State drivers may operate a state vehicle or a private vehicle on state business while holding a temporary restricted license issued pursuant to Iowa Code section 321.215 or 321J.20 that allows driving for work. In addition, a state driver operating under a temporary restricted license shall provide proof of financial responsibility which meets the minimum standards required by the state of Iowa, department of transportation, pursuant to Iowa Code section 321A.1.