Okla. Stat. tit. 47, § 12-414
All safety belts or safety shoulder harnesses shall be of a type and shall be installed pursuant to 49 C.F.R. §571.208 et seq.
Laws 1965, SB 15, c. 86, § 2, emerg. eff. May 5, 1965; Amended by Laws 2000, SB 891, c. 99, § 2, eff. November 1, 2000 (superseded document available).