2019 Utah Code
Title 41 - Motor Vehicles
Chapter 6a - Traffic Code
Part 5 - Driving Under the Influence and Reckless Driving
Section 518.1 - Tampering with an ignition interlock system.

Universal Citation: UT Code § 41-6a-518.1 (2019)
41-6a-518.1. Tampering with an ignition interlock system.
  • (1) As used in this section:
    • (a) "ignition interlock system" has the same meaning as defined in Section 41-6a-518; and
    • (b) "interlock restricted driver" has the same meaning as defined in Section 41-6a-518.2.
  • (2)
    • (a) A person may not:
      • (i) circumvent or tamper with the operation of an ignition interlock system;
      • (ii) knowingly furnish an interlock restricted driver a motor vehicle without an ignition interlock system unless authorized under Subsection 41-6a-518(7);
      • (iii) blow into an ignition interlock system or start a motor vehicle equipped with an ignition interlock system for the purpose of allowing an interlock restricted driver to operate a motor vehicle; or
      • (iv) advertise for sale, offer for sale, sell, or lease an ignition interlock system unless the system has been certified by the commissioner as required under Subsection 41-6a-518(8).
    • (b) An interlock restricted driver may not:
      • (i) rent, lease, or borrow a motor vehicle without an ignition interlock system; or
      • (ii) request another person to blow into an ignition interlock system in order to allow the interlock restricted driver to operate the motor vehicle.
    • (c) A violation of any provision under this Subsection (2) is a class B misdemeanor.
  • (3) It is an affirmative defense to a charge of a violation of this section if:
    • (a) the starting of a motor vehicle, or the request to start a motor vehicle, that is equipped with an ignition interlock system is done for the purpose of safety or mechanical repair of the system or the motor vehicle; and
    • (b) the interlock restricted driver does not operate the motor vehicle.


Enacted by Chapter 341, 2006 General Session
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