Okla. Stat. tit. 69 § 4008
The Department of Highways, the Highway Safety Coordinating Committee and the Railroad Maintenance Authority are hereby abolished. The powers, duties and responsibilities exercised by the above-listed entities pursuant to law are hereby transferred to the Department. Effective July 1, 1993, the powers, duties and responsibilities of the Highway Safety Coordinating Committee that were transferred to the Department shall be transferred to the Department of Public Safety. Any statutory references to the Department of Highways or the Railroad Maintenance Authority shall mean the Department of Transportation. Any statutory references to the Highway Safety Coordinating Committee shall mean the Department of Public Safety, pursuant to Section 3 of this act.
Okla. Stat. tit. 69, § 4008