Okla. Stat. tit. 59, § 1040
Beginning February 1, 1990, it shall be unlawful for any person to act as or perform the work of a building and construction inspector unless such person is qualified and licensed as a building and construction inspector pursuant to the Oklahoma Inspectors Act.
Laws 1989, HB 1250, c. 215, § 10, eff. November 1, 1989.