Mich. Comp. Laws § 338.3407

Sec. 7. The following minimum experience is required of a person seeking accreditation as an asbestos inspector, management planner, or project designer: (a) An asbestos inspector shall possess either of the following: (i) Not less than 1 year of experience in asbestos-related work or in general building inspections related to environmental and health concerns. (ii) Not less than 5 years of supervisory experience in school building or public and commercial building operations and maintenance. (b) Both an asbestos management planner and an asbestos abatement project designer shall possess either of the following: (i) Not less than 2 years of experience in asbestos-related work. (ii) Not less than 5 years of supervisory experience in school building or public and commercial building operations and maintenance.