Texas ignition interlock device frequently asked questions (FAQs)

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Texas ignition interlock device state laws FAQs

Looking for an ignition interlock device in Texas may be a confusing process. Intoxalock is here to answer all of your IID and DWI questions and to help you get back on the road faster.

What is an ignition interlock device, and why do I need one?

An ignition interlock device is a breathalyzer that is installed in your vehicle to prevent drinking and driving. It is made up of a mouthpiece, a handheld unit and a cord that attaches to your vehicle’s ignition system. You are required to blow into the mouthpiece to test your Breath Alcohol Concentration (BrAC) before starting your car.

What are the Texas ignition interlock device requirements?

To view Texas ignition interlock device requirements please visit the Texas state page.

Which specific ignition interlock device is required by Texas?

Texas approves the Intoxalock Legacy, Intoxalock eLERT and Intoxalock eLERT24 device. Each device uses fuel cell technology which ensures the highest accuracy in the industry at an affordable price!

What are the steps to get my ignition interlock device in Texas?

Please visit the Texas state page to learn what steps you need to take to get back on the road.

What information should I provide to get my ignition interlock device installed in Texas?

To learn more about the steps to regaining your license, please visit our Texas state page.

How do I find an installation location near me in Texas?

To find the Texas Intoxalock service center closest to you, please visit our Texas installation locations page.

When can I get my ignition interlock device removed in Texas?

Contact your monitoring authority to ensure you are eligible for removal.

What information should I provide to get ignition interlock device removed in Texas?

Contact your monitoring authority to ensure you are eligible for removal and what paperwork must be provided in order to do so. Intoxalock will require a written removal order from a judicial source. For Example, writing from the Court, CSCD or other state/Judicial program.