7-14-4643. Sources of revenue for payment of revenue bonds. (1) No revenue bonds authorized by 7-14-4641 or the interest thereon shall be payable from or secured by a pledge or mortgage of any funds or properties of the city except those expressly enumerated in subsection (2).

(2) A commission may issue such types of revenue bonds as it may determine, including revenue bonds on which the principal and interest are payable:

(a) exclusively from the income and revenues of the parking facilities financed with the proceeds of such bonds;

(b) exclusively from the income and revenues of certain designated parking facilities whether or not they were financed in whole or in part with the proceeds of such bonds;

(c) from a charge on such revenues either prior or subordinate to the payment of any designated part or all of the costs of operation and maintenance and other expenses of such facilities;

(d) from any contributions or other financial assistance from the state or federal governments;

(e) from any or all onstreet parking meter revenues of the city which may be pledged and appropriated by or under authority of the legislative body for this purpose until the bonds are fully paid;

(f) from the collections of special assessments and interest thereon levied to finance the cost of parking facilities under any of the provisions of parts 41 through 45 of chapter 12 and part 47 of this chapter which may be pledged and appropriated by or under authority of the legislative body for the payment of revenue bonds issued under the provisions of this section and are not pledged for the payment of special improvement district bonds;

(g) from a reserve which may be established and agreed to be maintained by the transfer of such other city funds as may be pledged and appropriated, by or under authority of the legislative body, to meet deficiencies in the reserve until the bonds are fully paid;

(h) from the proceeds of sale upon foreclosure of any mortgage of an offstreet parking facility made by or under authority of the legislative body to secure the payment of any revenue bonds issued under this section, provided that no such mortgage shall be placed upon any property of the city or commission unless the cost of such property to the city has been paid from the proceeds of such bonds; or

(i) any combination of these sources.