Michigan Compiled Laws, Chapter 380. School Code of 1976 § 380.1137

Sec. 1137. (1) In recognition of the rights of parents and legal guardians, the board of a school district, public school academy, university school, or intermediate school district shall ensure that a parent or legal guardian responsible for the care and custody of a pupil enrolled in the school district, public school academy, university school, or intermediate school district may do all of the following:

(2) The board of a school district, public school academy, university school, or intermediate school district may adopt reasonable policies or guidelines under this section. Those policies or guidelines shall not unreasonably prevent the exercise of the rights set forth in subsection (1) and shall not create an unreasonable obstacle to teaching or learning, or to administering or maintaining proper discipline, in a school or school program. If a board adopts policies or guidelines under this subsection, the board shall make the policies or guidelines available to the public.