Michigan Compiled Laws, Chapter 323. Water Resources § 323.103

(a) The collection, treatment and disposal of sewage and industrial wastes from industries;

(b) The use and operation by any such public corporation of sewage collection, treatment and/or disposal facilities owned by any industry;

(c) The coordination of the sewage collection, treatment and/or disposal facilities of the public corporation with the sewage collection, treatment and/or disposal facilities of any industry;

(d) When determined by its governing body to be in the public interest and necessary for the protection of the public health, any public corporation is authorized to enter into and perform contracts, whether long-term or short-term, with any industrial establishment for the provision and operation by the public corporation of sewerage facilities to abate or reduce the pollution of waters caused by discharges of industrial wastes by the industrial establishment and the payment periodically by the industrial establishment to the public corporation of amounts at least sufficient, in the determination of such governing body, to compensate the public corporation for the cost of providing (including payment of principal and interest charges, if any), and of operating and maintaining the sewerage facilities serving such industrial establishment: Provided, That the exercise by any public corporation of such powers outside of its corporate limits shall be subject to the legal rights of the political subdivision within which such powers are to be exercised and shall also be subject to any and all constitutional and statutory provisions relating thereto.