Okla. Stat. tit. 21, § 1289.7a

A. No person, property owner, tenant, employer, or business entity shall maintain, establish, or enforce any policy or rule that has the effect of prohibiting any person, except a convicted felon, from transporting and storing firearms or ammunition in a locked motor vehicle, or from transporting and storing firearms or ammunition locked in or locked to a motor vehicle on any property set aside for any motor vehicle. B. No person, property owner, tenant, employer, or business entity shall be liable in any civil action for occurrences which result from the storing of firearms or ammunition in a locked motor vehicle on any property set aside for any motor vehicle, unless the person, property owner, tenant, employer, or owner of the business entity commits a criminal act involving the use of the firearms or ammunition. The provisions of this subsection shall not apply to claims pursuant to the Workers’ Compensation Act. C. An individual may bring a civil action to enforce this section. If a plaintiff prevails in a civil action related to the personnel manual against a person, property owner, tenant, employer or business for a violation of this section, the court shall award actual damages, enjoin further violations of this section, and award court costs and attorney fees to the prevailing plaintiff. D. As used in this section, “motor vehicle” means any automobile, truck, minivan, sports utility vehicle, motorcycle, motor scooter, and any other vehicle required to be registered under the Oklahoma Vehicle License and Registration Act.