Mich. Comp. Laws § 750.449a: Engaging services for purpose of prostitution, lewdness, or assignation; engaging services with person less than 18 years of age for purpose of prostitution, lewdness, or assignation; penalty.

Sec. 449a.

(1) Except as provided in subsection (2), a person who engages or offers to engage the services of another person, not his or her spouse, for the purpose of prostitution, lewdness, or assignation, by the payment in money or other forms of consideration, is guilty of a misdemeanor. A person convicted of violating this section is subject to part 52 of the public health code, 1978 PA 368, MCL 333.5201 to 333.5210.

(2) A person who engages or offers to engage the services of another person, who is less than 18 years of age and who is not his or her spouse, for the purpose of prostitution, lewdness, or assignation, by the payment in money or other forms of consideration, is guilty of a crime punishable as provided in section 451.