Mich. Comp. Laws § Article IV § 7: Legislators; qualifications, removal from district.

Sec. 7.

Each senator and representative must be a citizen of the United States, at least 21 years of age, and an elector of the district he represents. The removal of his domicile from the district shall be deemed a vacation of the office. No person who has been convicted of subversion or who has within the preceding 20 years been convicted of a felony involving a breach of public trust shall be eligible for either house of the legislature.