Okla. Stat. tit. 19, § 19-138.4: Compensation - Private practice

In counties subject to the provisions of Section 138.1a et seq.

of this title, wherein the district judges have determined, in

accordance with Section 138.3 of this title that the protection of

the unfortunate and poverty-stricken defendants subject to criminal

action in such county require the employment of a county indigent

defender on a full-time basis, such person so appointed shall not

engage in any practice of law except in the performance of the

duties as county indigent defender, and shall receive a salary

commensurate with the salary received by the district attorney in

said district, payable monthly, from the court fund of such county,

provided such salaries shall not apply to counties of less than

three hundred thousand (300,000) population; provided that if

additional assistance is required by the county indigent defender to

properly fulfill the duties of the office, the indigent defender may

authorize the employment of and appoint assistant defenders on a

full-time or part-time basis, which assistants shall be under the

same restrictions as to the practice of law as the county indigent

defender of such county, and each shall receive a salary

commensurate with the range of salaries of assistant district

attorneys in their districts, payable monthly, out of the court fund

of the county as determined by the county indigent defender.