Okla. Stat. tit. 11, § 11-24-119: Irrevocable Contracts

Irrevocable Contract. While any of the bonds issued by the

Authority shall remain outstanding or while the Authority has any

undischarged duties or obligations under any contract or agreement,

including obligations to any joint owner of any project, the powers,

duties or existence of the Authority or of its officers, employees

or agents shall not be diminished, impaired or affected in any

manner which will affect adversely the interest and right of the

owners of such bonds or the persons to whom such duties or

obligations are owed under such contracts or agreements. The

provisions of this act shall be for the benefit of the state, the

Authority, every owner of the Authority's bonds and every other

person to whom the Authority owes a duty or is obligated by contract

or agreement and, upon and after the issuance of bonds under the

provisions of this act, shall constitute an irrevocable contract by

the state with the owners of such bonds and the other persons to

whom the Authority owes a duty or is obligated by such contracts or

agreements.