Okla. Stat. tit. 69 § 3017
Until all bonds and the interest thereon are paid in full upon any toll expressway project undertaken by any trust under the provisions of this act, the Oklahoma Tax Commission shall each month determine an amount equal to the motor fuel excise taxes computed on ninety-seven and one-half percent (97 1/2%) of the total gallonage of all fuels consumed on such toll expressway, during the calendar month in which the tax being apportioned accrued, and apportion a sum equal to such amount from all gasoline tax collections as follows: Ninety-seven percent (97%) of such amount to such trust and three percent (3%) to the General Revenue Fund of the State Treasury. Provided, however, that the apportionments herein remitted shall apply only to such trust that issues bonds in connection with the construction of a toll expressway project beginning in or near the City of Tulsa and the Port of Catoosa and extending in a northwesterly direction to a point in or near Ponca City, or at a point on the Kansas-Oklahoma state boundary line, which said toll expressway shall be called "Northwest Passage", or to a turnpike or any parts thereof beginning in the vicinity of the City of Davis and extending in a northeasterly direction, by way of the vicinity of the City of Ada, to a connection in the vicinity of Henryetta or in the vicinity of the intersection of State Highway 48 and Interstate 40.
Okla. Stat. tit. 69, § 3017