Breath Alcohol Ignition Interlock Devices (BAIIDs) in Illinois

There are approximately 12,000 people in Illinois currently driving with a breath alcohol ignition interlock device (BAIID). These devices monitor former DUI offenders to prevent further episodes of drunk driving. To gain a clear understanding of this legal requirement, the following sections will explore several frequently asked questions about BAIIDs in Illinois.

What is a Breath Alcohol Ignition Interlock Device (BAIID)?

These devices are installed on a motor vehicle’s ignition system. In order to start the vehicle, the driver must register a test of their blood-alcohol concentration (BAC). If the BAIID fails to register a test — or registers a BAC of 0.025 or more — then the motor vehicle will not start.

After the initial test, the BAIID requires the driver to submit additional BAC tests at random times. If the driver fails to register or exceeds the established BAC limit, then the car will stop working properly.

A [...]

Six Driver’s Rights that Apply to Every Illinois Traffic Case

From minor traffic violations to serious offenses like DUI, there are certain rights that apply in every Illinois traffic case, according to the Illinois Circuit Court. The following sections will explore important considerations for six driver’s rights in Illinois traffic cases.  

Right to Know the Charge

After law enforcement issues a traffic ticket, the driver is entitled to a written copy of the charges. This written copy must provide the following information:

    Full name of the driver; Details of the alleged traffic violation; Listing of the law(s), statute(s) or ordinance(s) allegedly violated; and Date, time, and place of the alleged traffic violation.

Right to Know the Penalty

The penalties for traffic violations in Illinois can change drastically based on the nature of the offense. In every case, the driver is entitled to know the precise nature of the penalties involved. Most traffic cases in Illinois fall into one [...]

Comparing DUI and Aggravated DUI in Illinois

In the interest of public health and safety, the State of Illinois has enacted strict laws against driving under the influence (DUI). To gain a full appreciation of these laws, the following sections will outline definitions of and penalties for DUI and aggravated DUI.

What is the Definition of DUI in Illinois?

The Illinois definition of DUI appears in 625 ILCS 5/11-501. In larger terms, Illinois makes it illegal to operate a vehicle while intoxicated. Intoxication can come from alcohol, illegal drugs, pharmaceuticals, or any combination of those compounds. In terms of alcohol, specifically, the legal limit in Illinois is a blood-alcohol concentration (BAC) of 0.08. If the driver is intoxicated or impaired — and, thus, incapable of safe driving conduct — then it may qualify as a DUI.

What are the Penalties for DUI in Illinois?

Under 625 ILCS 5/11-501, the penalties for DUI in Illinois change [...]

Six Reasons for Driver’s License Suspension or Revocation in Illinois

There are many reasons for which a person may face driver’s license suspension or revocation, including driving under the influence (DUI). Driver’s license suspension refers to a temporary measure. If the driver satisfies all requirements, he or she can regain driving privileges. On the other hand, driver’s license revocation is a permanent measure. In those circumstances, there is no guarantee that a driver can regain driving privileges.

The following sections will provide an overview of six situations in which a person may lose driving privileges in Illinois.


The Illinois definition of DUI includes being impaired by alcohol, illegal drugs, and prescription medication. If the driver registers a blood-alcohol concentration (BAC) of 0.08 or more, then he or she is impaired. Driving privileges will be suspended or revoked, depending on the circumstances.

For drivers under the legal drinking age of 21, Illinois employs a zero-tolerance approach. If an under-21 [...]