Mich. Comp. Laws § 560.243

Sec. 243. (1) The register of deeds shall maintain a permanent file of recorded plats. (2) The expense of maintaining the file, such as for binders, cabinets, supplies, and reproduction pursuant to the records media act, Act No. 116 of the Public Acts of 1992, being sections 24.401 to 24.403 of the Michigan Compiled Laws, shall be provided from the general fund of the county. (3) A fee of not less than $1.00 per sheet shall be collected by the register of deeds for copies of plats recorded in his or her office.