Michigan Compiled Laws, Chapter 484. Telephone, Telegraph and Radio § 484.3219

Sec. 19. (1) Money of the authority shall be held by the authority and deposited in a financial institution approved by the state treasurer, which financial institution may give security for the deposits.

(2) The authority may, subject to the approval of the state treasurer, contract with the holders of any of its notes or bonds as to the custody, collection, securing, investment, and payment of money of the authority, of any money held in trust or otherwise for the payment of notes or bonds, and to carry out the contract. Money held in trust or otherwise for the payment of notes or bonds or in any way to secure notes or bonds and deposits of money may be secured in the same manner as money of the authority.

(3) The authority may enter into an interest rate exchange or swap, hedge, or similar agreement or agreements in connection with the issuance of its notes or bonds or in connection with its then outstanding notes or bonds.