Ala. Code § 22-34-7
For the purpose of providing funds for the authority to make loans to public bodies for a project or projects, or for the payment of obligations incurred or temporary loans made for any of said purposes, the authority is hereby authorized, from time to time, to issue and sell its bonds or other evidences of indebtedness. Such bonds may be issued in one or more series; shall be in such form and denominations and of such terms and maturities, not exceeding 25 years from the date of issue of each series; shall bear such rate or rates of interest, payable and evidenced in such manner; may contain such provisions for registration or for redemption prior to maturity; and may contain such other provisions not inconsistent herewith, all as may be provided by the authorizing resolution. As security for the payment of the principal of and interest on its bonds, the authority is authorized to pledge, transfer and assign any obligations of each public body, payable to the authority and the security for such obligation.
Ala. Code § 22-34-7 (1975)