Okla. Stat. tit. 74, § 4122

A. State agencies may establish employee productivity programs designed to enhance their quality improvement efforts and employee productivity. Employee productivity programs shall include a process that enables employees to make recommendations to agencies that would improve employee productivity or reduce agency service costs and that provides recognition to employees whose recommendations lead to improved productivity or agency cost savings. B. State agencies may expend monies available to them for the purchase of employee productivity program recognition awards for employees whose exceptional recommendations result in improved productivity or agency cost savings. Recognition awards shall include distinctive wearing apparel, service pins, or United States Savings Bonds, the value of which shall not exceed One Hundred Dollars ($100.00) per employee per award.