Okla. Stat. tit. 74, § 85.54

A. The Purchasing Division shall review the procurement specifications currently used by the Office of Management and Enterprise Services in order to eliminate, wherever economically feasible, discrimination against the procurement of recycled paper and other products manufactured with recycled materials. B. The Division shall establish purchasing practices which, to the maximum extent economically feasible, assure purchase of recycled paper products. C. The Director of the Office of Management and Enterprise Services shall review and incorporate, where appropriate, guidelines published in the Federal Register. D. The Director shall promulgate rules to encourage recycling and conservation of purchased products.