Iowa Code § 157.6: Sanitary rules — practice in the home.

The department shall prescribe sanitary rules for establishments and schools of barbering and cosmetology arts and sciences which shall include the sanitary conditions necessary for the practice of barbering and cosmetology arts and sciences and for the prevention of infectious and contagious diseases. Subject to local zoning ordinances, an establishment may be established in a residence if a room other than the living quarters is equipped for that purpose. The department shall enforce this section and make necessary inspections for enforcement purposes.