The said bonds shall contain all necessary provisions as to form; and such school district shall, before or at the time of the issuance of the same, provide for the collection of an annual tax sufficient to pay the interest on such indebtedness as it falls due, and also to constitute a sinking fund for the payment of the principal thereof. Added by Laws 1971, c. 281, § 15-104, eff. July 2, 1971.
Oklahoma Legal Code