Okla. Stat. tit. 82, § 82-688.1: Exemption from payment of sales, use and vehicle excise

taxes - Registration of vehicles.

Conservancy districts and master conservancy districts organized

under the provisions of the Conservancy Act of Oklahoma shall be

exempt from the payment of sales and use taxes on purchases and use

of tangible personal property in this state, from the payment of

motor fuel taxes as provided in Section 500.10 of Title 68 of the

Oklahoma Statutes and from payment of the vehicle excise tax levied

on the transfer or first registration of vehicles purchased and used

in Oklahoma, and the vehicles of such districts shall be registered

each year for a nominal fee of One Dollar ($1.00), after having

obtained the proper Oklahoma certificate of title.