Mich. Comp. Laws § 331.8t

Sec. 8t. A hospital authority heretofore organized and operating pursuant to this act shall, prior to expending any authority funds for the expansion of facilities or bonding for the construction of new facilities and/or the purchase of additional existing facilities shall obtain a certificate of need from the state of Michigan department of health as per Act No. 256 of the Public Acts of 1972, being section 331.454.