Okla. Stat. tit. 70, § 70-17-116.16: Credit for employment in adjunct position

Effective July 1, 2000, a member of the Teachers’ Retirement

System of Oklahoma who was employed in an adjunct position in an

institution under The Oklahoma State System of Higher Education

prior to becoming a member of the System, may purchase a maximum of

five (5) years of credit for such employment, pursuant to this

section. One (1) year of service credit may be purchased for any

school year in which the member worked eighteen (18) credit hours or

more in such an adjunct position. The purchase of service credit

shall be made pursuant to Section 17-116.8 of Title 70 of the

Oklahoma Statutes and shall be considered contributing service for

purposes of vesting and retirement. The Board of Trustees shall

promulgate such rules as are necessary to implement the provisions

of this section.