State Drunk Driving Laws

Ignition Interlock Requirements for Convicted Drunk Drivers

Ignition Interlock Requirements for Convicted Drunk Drivers
Arizona §§28-1381, 28-1383, 28-1461, & 28-1464 2nd and 3rd offenses require operation of vehicle with device for at least 1 year.
Arkansas §5-65-118 Sanction may continue for up to 1 year after person's license is no longer suspended or revoked. However, if restricted licenses have been issued (for either a refusal or an admin. Per se violation), the required use of an ignition interlock device "shall be at least the remaining time period of the original suspension" period.
California Veh. Code §23575(a)(1)§23575 (f)(1) The court may order a 1st offender to operate with ignition interlock system. If a 2nd or multiple offender the state requires that the offender only operate vehicles equipped with interlock device.
Colorado §42-2-132.5 Can only operate motor vehicles that are equipped with an ignition interlock device and may obtain a restricted license with proof of device.
Delaware 21 §4177(e),
21 §4177F,
21 §4177G
A person, which has been convicted of a drunk driving offence while driving in violation of an order requiring them only to operate motor vehicles that are equipped with devices, is subject to additional imprisonment term of 60 days and an additional fine of $2000.
Florida §316.1937
§322.271(2)(d)
A DWI defendant, who is placed on probation and who is otherwise "permitted" to operate a motor vehicle, may be required to operate vehicles equipped with devices for not less than 6 months. The licensing agency may also require any person seeking reinstatement of their driving privileges to use ignition interlock on their vehicle.
Georgia §42-8-111
§42-8-112(b)
Offenders on probation must operate motor vehicles with an installed ignition interlock device. Time that device required depends on the number of offenses.
Idaho §§ 18-8005(4)(f) & (5)(e) & 18-8008 The defendant may only operate a motor vehicle equipped with device; an imprint/notice shall be attached to the defendant's license stating that driving privileges are granted only for use on motor vehicles equipped with device.
Illinois §625 ILCS 5/6-205(h) & 5/11-501(i) et seq. Require device on all vehicles after 2nd or subsequent offense.
Indiana §IC 9-30-5-16 As a condition of obtaining probationary driving privileges (1st offense), the court may required a defendant to use only vehicles equipped with devices.
Iowa §321J.9(2)(b)
§321J.20(6)
§321J.4
§321J.17(1)
Restricted driving privileges reinstated as long as offender installs device.
Kansas §12-4416
§22-2909
§8-292
§8-1015
Device installed as part of diversion program, or in lieu of restricted driving privileges.
Kentucky §§ 189A.090, 189A.340, 189A.345, & 189A.410 Device installed by court order and may be used in lieu of license suspension.
Louisiana §15:306(A),§32:667(B)(1)&(3), & §32:378.2(A)(2)(a) Restricted driving privileges without having to serve a mandatory period of license suspension if they agree to operate motor vehicles equipped with device.
Maryland Art. 27, § 641(A)(1)(ii)(2) and Tran. §§27-107 & 27-108 Device required for probation and for repeat offenders, under Ignition Interlock System Program.
Massachusetts No statutory provisions No statutory provisions
Michigan §257.322(6), (7), (8) & (9) A person, who has had their license revoked for any drunk driving offense, may, after the mandatory rev period, be issued a restricted license instead of full driving privileges. If a restricted license is issued, the driver is limited to operating motor vehicles that are equipped with device.
Mississippi §§ 61-11-30(2)(f) & 61-11-31 2nd & subsequent offenses: Ignition interlock device may be installed as an alternative to impounding vehicle if there are other user. Court may order 6 months of device after license has been reinstated.
Missouri §§ 577.600 & 577.604 As condition of probation, interlock device installed for various lengths of time, depending on number of offenses.
Montana §61-5-208(2) (3)
§61-8-442
Discretionary Action: (1st offense) Court can restrict an offender to only operate vehicle with device Mandatory action: (2nd and subsequent offences) Defendant issued probationary license restricted to only operating vehicle equipped with device.
Nebraska §§60-6,197.01(2), 60-6,206(2), & 60-6,211.05 Condition of probation as an alternative to vehicle immobilization; required for no less than 6 months, starting at the end of license revocation period.
New Jersey §§ 39:4-50(a)(2) & (a)(3) & 39:4-50.17 1st offense: device may be required during probation for 6 months to 1 year. 2nd Offense: device may be required during probation for 1-3 years. 3rd Offense: device is mandatory or registration is revoked.
New Mexico §66-8-102(I) et seq. Required of first time and repeat offenders. Installation of ignition interlock device as a condition of probation; and may be required to only operate vehicles with device installed.
New york V & T Law §1198(repealed 7/1/2001) As condition of probation.
Ohio §§2951.02 A
§4507.16 C
§4511.83
§4511.99 A
As condition of probation; A person may be required to use device when operating under an occupational license.
Oklahoma §§987.8(B) (13)
§ 991a (A)(6)
47 §6-211(L)
47 §11-906.4(B)(2) (B)(3)
2nd & subsequent offenses: after revocation period, the device must be installed for a minimum of thirty days on all vehicles.
Oregon §8813.602(1)(a), (1)(b)
(2)§813.606
Device installed on defendant's vehicle before being issued a hardship license and defendant must operate vehicle with device for at least 6 months after license suspension period complete.
Pennsylvania 42 Pa CS §7001 et seq. 1st offense: device may be required. 2nd & subsequent offenses: device is mandatory.
South Dakota No statutory provisions. No statutory provisions.
Tennessee §§ 55-10-403 (d)(4)(B) &
55-10-412
If issued restricted license, device is required for entire time of restricted license plus 6 months after license is restored. Device can be required for up to 1 year after license is restored.
Texas Code of Criminal Procedure Art. 42.12, §13(i); Trans. Code § 521.246; Code of Criminal Procedure Art. 17.441 If defendant is put on community supervision, the court may require that the offender install device on their vehicle; Defendants operating under an occupational license are required to install device after 1st offense; magistrate shall required offender, after release from confinement, to only operate vehicles with device installed.
Utah §§41-6-44(15)(b) & 41-6-44.7 1st offense: as a condition of probation, may be required to only operate motor vehicles that are equipped with device. 2nd offense within 10 years: device is required for 3 years from conviction for all vehicles.

Device is mandatory if offender is under 21 years old.
Washington §46.20.720(1) The court may require that device be installed after license suspension period complete. (As long as defendant did not refuse chemical test.)
West Virginia §17C-5A-3a (c) (e) (f) §91-5-16 (regulation 91 CSR 5) Provision only available for people 18 or older. The defendant must complete a safety and treatment program to be eligible to participate in ignition interlock program. Defendant is not eligible for program if they committed a death related drunk driving offense.
Wisconsin §343.301(1) §346.65(6)(a) §940.25(1d) In the instance of a 3rd refusal of a chemical test or 3rd offense, the defendant's vehicle may be immobilized, forfeited, or equipped with device.