Okla. Stat. tit. 70, § 1210.44

It shall be unlawful for any person to operate a motor vehicle bearing a special license plate as provided for in this act on any street, road or highway in this state for any purpose other than in connection with any training or maintenance or other similar educational program or in administering such program; and upon conviction therefor such person shall be punished by a fine of not more than Fifty Dollars ($50.00). Use of a motor vehicle in a manner unauthorized herein shall create no liability of any kind upon a technology center school or technology center school district, or upon the board of education thereof.