Missouri (MO) - State Requirements - FAQs
These are the frequently asked questions we get, regarding IID state requirements, for the state of Missouri.
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. For more information see our what is an interlock page.
What are the Missouri ignition interlock device requirements?
To view Missouri IID requirements, please visit the Missouri state page.
How much does an ignition interlock cost in Missouri?
For pricing information, see Missouri pricing.
What are the steps to get my ignition interlock device in Missouri?
Please visit the Missouri 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 Missouri?
To learn more about the steps to regaining your license, please visit our Missouri state page.
How do I find an installation location near me in Missouri?
To find the Missouri Intoxalock service center closest to you, please visit our Missouri ignition interlock installation locations page.
When can I get my ignition interlock device removed in Missouri?
The only way to confirm you are eligible to remove the device is to check with your monitoring authority.
What information should I provide to get my ignition interlock device removed in Missouri?
Contact your monitoring authority to ensure you are eligible for removal.
What are the other DWI requirements in Missouri?
Please visit the Missouri state page to learn about other DWI requirements.
Can I get financial assistance to pay for my ignition interlock device in Missouri?
For pricing information, see the Missouri pricing page.
Where can I find other DWI resources such as a DWI attorney, treatment center, or SR-22 insurance in Missouri?
To find a DWI attorney in Missouri, please visit Intoxalock’s Missouri DWI partners page.
To find a treatment center, please visit Intoxalock’s Missouri alcohol treatment centers page.
How does an ignition interlock device work?
To see how an ignition interlock device works, visit our ignition interlock page and watch our video demonstrating how to use the device.
Where can I find more information on ignition interlock devices?
To learn more about ignition interlock information, please visit our ignition interlock device page.