Section 522.101 - Driving While Having Alcohol in System Prohibited(a) Notwithstanding any other law of this state, a person may not drive a commercial motor vehicle in this state while having a measurable or detectable amount of alcohol in the person's system.(b) A person who violates Subsection (a) or who refuses to submit to an alcohol test under Section 522.102 shall be placed out of service for 24 hours.(c) A peace officer may issue an out-of-service order based on probable cause that the person has violated this section. The order must be on a form approved by the department. The peace officer shall submit the order to the department.Tex. Transp. Code § 522.101
Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.