Mich. Comp. Laws § 38.1502a

Sec. 2a. (1) "Certification date" means August 15, 1996. (2) "Chief judge" means the chief judge of a judicial circuit court, a judicial district court, or a judicial probate court as provided in the revised judicature act of 1961, 1961 PA 236, MCL 600.101 to 600.9948. (3) "Governing body" means the representative legislative body of a municipality, or the administrative board or commission of a public corporation or instrumentality that does not have a representative legislative body. (4) "Judicial circuit court" means a judicial circuit of the circuit court as provided in section 11 of article VI of the state constitution of 1963. (5) "Judicial district court" means a judicial district of the district court as provided in section 8101 of the revised judicature act of 1961, 1961 PA 236, MCL 600.8101. (6) "Judicial probate court" means a county probate court or probate court district as provided in section 15 of article VI of the state constitution of 1963.