Ignition Interlock Device (IID) as a Tennessee Driving Under the Influence (DUI) Bond Condition

When charged with a Tennessee Driving Under the Influence or DUI-related offense (including Vehicular Assault by Intoxication, Aggravated Vehicular Assault by Intoxication, Vehicular Homicide by Intoxication, and Aggravated Vehicular Homicide), an offender may be required to operate only a motor vehicle equipped with a functioning ignition interlock device (IID) as a condition of bond.  In fact, an IID shall be required by default if the DUI charge involved the use of alcohol and any of the following conditions apply:

  • The offense resulted in a collision involving property damage;
  • A minor was present in the vehicle at the time of the alleged offense;
  • The defendant’s driver’s license had previously been suspended for a violation of the Tennessee Implied Consent law; OR
  • The defendant has a prior conviction for one of the following Tennessee offenses:
    • Reckless driving (T.C.A. §55-10-205);
    • Reckless endangerment (T.C.A. §39-13-103);
    • DUI (T.C.A. §55-10-401);
    • Vehicular assault (T.C.A. §39-13-106);
    • Aggravated vehicular assault (T.C.A. §39-13-115);
    • Vehicular homicide (T.C.A. §39-13-213(a)(2)); or
    • Aggravated vehicular homicide (T.C.A. §39-13-218).

Source: T.C.A. §40-11-118(d)(1)(A).