Okla. Stat. tit. 19, § 19-957-1: County retirement system — Eligibility – Contribution

limits.

The county commissioners of any county establishing a drainage

district or districts, and establishing a county retirement system,

in addition to the duties and authority now provided by law, are

hereby authorized to pay into the retirement system of such county

for the use and benefit of the employees eligible for retirement

benefits, such amounts as the board of county commissioners may

authorize by resolution not exceeding the current annual salaries of

all employees whose salaries are paid either in whole or in part out

of the drainage district funds. The total employer and employee

contributions shall not exceed the percentages of the monthly

compensation of each member set forth in Section 954 of this title.