All pledges of appropriated funds made by the authority shall be on a parity unless otherwise provided by the Legislature, it being the intention hereof that all bonds of the authority secured by a pledge of appropriated funds shall be equally and ratably so secured without regard to time of issuance. Bonds issued by the authority shall be construed to be negotiable instruments, although payable solely from a specified source, as provided herein.
Ala. Code § 41-10-626 (1975)