Michigan Compiled Laws, Chapter 600. Revised Judicature Act of 1961 § 600.9939

Sec. 9939. (1) All causes of action transferred to the district court pursuant to section 9924(1)  1 shall be as valid and subsisting as they were in the court from which they were transferred. All orders and judgments entered before the respective dates on which municipal courts are abolished pursuant to section 9935, 9936, 9937, or 9938  2 shall be appealable in like manner and to the same courts as applicable before those respective dates.

(2) The rights and privileges accorded under section 8271(4) and (5)  3 to employees of courts abolished by section 9921  4 shall apply to employees of the municipal courts abolished by sections 9935, 9936, 9937, or 9938 to the same extent and effect.