Okla. Stat. tit. 2, § 788.2
Every person, firm, association or corporation who shall issue, use or circulate any certificate, advertisement, tag, seal, poster, letterhead, marking circular, written or printed representation or description of or pertaining to seeds, tubers, plants or plant parts intended for propagation or sale, or sold, or offered for sale wherein the words "Oklahoma State Certified"; "State Certified"; "Oklahoma Certified", or similar words or phrases are used or employed, or wherein are used or employed, signs, symbols, maps, diagrams, pictures, words, or phrases, expressed or implied, stating or representing that such seeds or plant parts comply with or conform to the standards or requirements approved by the Agricultural Experiment Station and the Agricultural Extension Service of the Oklahoma State University of Agriculture and Applied Science, shall be subject to the provisions of this act. Every issuance, use or circulation of any certificate and/or any other instrument, as in this section above described, shall be deemed to be "certification" as that term is employed in this act.
Laws 1963, c. 229, § 2, emerg. eff. June 12, 1963.