Okla. Stat. tit. 17, § 40

There is hereby created within the Oklahoma Corporation Commission a division to be known as the Transportation Division. The Division shall be comprised of a Director and shall include special motor carrier enforcement officers created by Section 171.1 of Title 47 of the Oklahoma Statutes, motor carrier enforcement officers created by Section 172 of Title 47 of the Oklahoma Statutes, and such other persons as the Commission may find necessary to carry out the responsibilities prescribed by law and to enforce the orders, rules, regulations and judgments of the Commission.