6-13-15. [Exemption from taxation.]
That bonds issued under the provisions of this act [6-13-1 to 6-13-26 NMSA 1978], and the income thereupon, being for the sole purpose specified in Section 2 [6-13-3 NMSA 1978] hereof, shall forever be and remain free and exempt from taxation by the state of New Mexico or any subdivision thereof.