Okla. Stat. tit. 74, § 74-935.4: Employee contribution percentages

A. Employee contributions to the defined contribution

retirement system shall consist of a minimum of four and five-tenths

percent (4.5%) of compensation.

B. Employee contributions to the defined contribution

retirement system that are eligible for an employer match shall not

exceed a percentage, based on the employee's compensation, which

would exceed the maximum amount allowed pursuant to Section 415 of

the Internal Revenue Code of 1986, as amended.