Mich. Comp. Laws § 722.1493

Sec. 3. (1) Only a title IV-D agency may use this act to establish paternity and support. (2) This act may not be used to establish the parentage of either of the following: (a) A child conceived through the use of assisted reproduction that does not involve surrogacy if the parents of the child may be determined under the assisted reproduction and surrogacy parentage act. (b) A child conceived under a surrogacy agreement that complies with the assisted reproduction and surrogacy parentage act.