Michigan Compiled Laws, Chapter 38. Civil Service and Retirement § 38.1347

Sec. 47. (1) An employee of the Michigan high school athletic association who is a member on December 31, 1987 shall have his or her entitlement to benefits from the retirement system preserved as those benefits exist on December 31, 1987. That employee shall retain a limited membership in the retirement system as provided in this section.

(2) The employee's continued service with the Michigan high school athletic association is service in the retirement system for the purpose of determining the employee's eligibility for retirement benefits that are dependent upon a specified period of total service or upon the attainment of a specified age while in service, or both. Notwithstanding section 81a(1)(c),  1 the employee shall be eligible to retire under section 81a after December 31, 1987, if all the other requirements of that section are met.

(3) The employee shall be eligible to elect to receive his or her retirement allowance under section 85  2 if all the requirements of that section are met. The employee shall also be eligible to elect the option provided in section 85(1)(b) and nominate a retirement allowance beneficiary as specified in section 85(3) if all the other requirements of section 89  3 are met. If a Michigan high school athletic association employee has met all age and service requirements for a retirement allowance as of December 31, 1987, the employee is eligible for benefits under section 85 as of December 31, 1987.

(4) If the employee terminates his or her employment with the Michigan high school athletic association with a retirement allowance payable under the retirement system, the computation of the retirement allowance shall be based upon all of the following: