Any municipality which has combined its waterworks and sewerage systems or waterworks, sewerage and stormwater systems, under the provisions of this article, or pursuant to provisions of any other law, may hereafter sever said combined system if the following conditions are met:
(a) An ordinance is enacted by the governing body of the municipality severing the combined system into separate systems.
(b) If revenue bonds or notes or other obligations with a lien on or pledge of the revenues of said combined system, or any part thereof, are outstanding, then the municipality must provide in said ordinance that the severance of the combined system is not effective until all such outstanding revenue bonds or notes or other obligations with a lien on or pledge of the revenues of the system, or any part thereof, are paid and the method for paying said outstanding revenue bonds or notes or other obligations. For the purposes of this section, said municipality may provide for payment of said outstanding revenue bonds or notes or other obligations by:
(1) Depositing moneys and funds with the West Virginia Municipal Bond Commission or in escrow with a corporate trustee, which may be a trust company or bank having powers of a trust company within or without the State of West Virginia selected by the issuer to pay interest when due and to pay principal when due, whether at maturity or earlier redemption;