Iowa Code § 10A.532: Natural hair braiding.

A person shall register with the department in order to perform a commercial service involving natural hair braiding. For purposes of this section, “natural hair braiding” means a method of natural hair care consisting of braiding, locking, twisting, weaving, cornrowing, or otherwise physically manipulating hair without the use of chemicals to alter the hair’s physical characteristics that incorporates both traditional and modern styling techniques.