Okla. Stat. tit. 47 § 2-309.4
Park rangers of the Oklahoma Tourism and Recreation Department who are certified peace officers pursuant to the provisions of Section 3311 of Title 70 of the Oklahoma Statutes and who are members of the Oklahoma Public Employees Retirement System shall cease accruing benefits in the Oklahoma Public Employees Retirement System and shall commence accruing benefits under the Oklahoma Law Enforcement Retirement System on July 1, 1985. On January 1, 1986, the Oklahoma Public Employees Retirement System shall transfer to the Oklahoma Law Enforcement Retirement System the actual amount contributed to the Oklahoma Public Employees Retirement System by the state and by each park ranger of the Oklahoma Tourism and Recreation Department transferring to the Oklahoma Law Enforcement Retirement System and the retirement records of those transferring employees. Service accrued by said park rangers of the Oklahoma Tourism and Recreation Department under the Oklahoma Public Employees Retirement System shall be treated as credited service under the Oklahoma Law Enforcement Retirement System. Provided however, that the cumulative total of credited service for each such transferring employee shall not exceed the total time said employee could have accrued if his entire employment with the State of Oklahoma had been as an employee of the Oklahoma Tourism and Recreation Department.
Okla. Stat. tit. 47, § 2-309.4