In this subchapter:

1. (1) "Essential need" means a need of a person to operate a motor vehicle:

   1. (A) in the performance of an occupation or trade or for transportation to and from the place at which the person practices the person's occupation or trade;
   2. (B) in the pursuit of an occupation or trade;
   3. (C) for transportation to and from an educational facility in which the person is enrolled; or
   4. (D) in the performance of essential household duties.
2. (2) "Ignition interlock device" means a device that uses a deep-lung breath analysis mechanism to make impractical the operation of a motor vehicle if ethyl alcohol is detected in the breath of the operator of the vehicle.
3. (3) "Offense relating to the operating of a motor vehicle while intoxicated" has the meaning assigned by Section 49.09, Penal Code.

Acts 1995, 74th Leg., ch. 165, Sec. 1, eff. Sept. 1, 1995.

Acts 2023, 88th Leg., R.S., Ch. 386 (H.B. 291), Sec. 2, eff. September 1, 2023.