Okla. Stat. tit. 40 § 11 : — LaborA - Commissioner of Labor and Board of Arbitration — Branch Office at Tulsa TEXT PDF The Commissioner of Labor is hereby authorized to establish a branch office to be located in Tulsa, Oklahoma. Okla. Stat. tit. 40, § 11 Laws 1981, HB 1078, c. 246, § 6, emerg. eff. 6/25/1981.