Sec. 122.152.  EXAMINATION OF RECORDS AND PERSON DOING BUSINESS IN THIS STATE.  To enforce this chapter, the railroad commission may examine:
(1)  a book, record, or paper of a person permitted to do business in this state, including an agent of the person, at an office of the person or agent in the United States;  and
(2)  an officer or employee of a person described by Subdivision (1) under oath.
Acts 1997, 75th Leg., ch. 166, Sec. 1, eff. Sept. 1, 1997.