Mich. Comp. Laws § 207.19

Sec. 19. If the state board of assessors willfully assesses any property at more or less than what the members taking part in making that assessment believe to be its true cash value or taxable value, each member voting in favor of that assessment is guilty of a misdemeanor punishable by imprisonment in the county jail for not more than 1 year or by a fine of not more than $5,000.00.