If I Don't Take a Breathalyzer, Won't My License Be Suspended?

Red and blue lights fill your mirror, and the officer asks you to blow. If you say no, won’t they just take your license anyway? Yes. In Illinois, refusing a breath test after a DUI arrest triggers an automatic license suspension, and it usually lasts longer than the one for failing.

That suspension isn’t final, and it doesn’t decide your criminal case. At Ktenas Law, every attorney on our team is a former prosecutor, so we know where these cases tend to break. If you refused a breath test, the clock is already running. Call (312) 800-1626 today for a Free Case Review before key deadlines pass.

Refusing Triggers a Suspension, and It Usually Lasts Longer

Illinois follows a rule called implied consent. By driving a motor vehicle on Illinois roads, you agree to a breath, blood, or urine test if police arrest you for Driving Under the Influence (625 ILCS 5/11-501.1).

Before the test, the officer must warn you that refusing leads to a statutory summary suspension. This suspension of your driving privileges kicks in automatically, with no conviction and no trial.

It also works differently from many other driver license suspensions. Point suspensions build up from points assessed for moving violations. A refusal suspension needs no points at all. One refusal is enough.

If you refuse, the officer:

• Files a sworn report with the court and the Illinois Secretary of State
• Takes your driver’s license
• Gives you a receipt that lets you drive for a short window, if your license was otherwise valid

Refusing to sign the warning form doesn’t help. The law says it isn’t proof you weren’t warned.

For a first offender, refusing doubles the suspension compared to failing.

A result under 0.08 doesn’t put you in the clear, either. Police can still charge DUI based on impairment at a lower blood alcohol concentration.

The Roadside Breath Test Is Not the Same as the Station Test

Illinois uses two different breath tests. Refusing each one carries very different consequences.

The Portable Test Before Arrest

Before any arrest, an officer may ask you to blow into a handheld device. This is a preliminary breath screening test.

• The law says plainly: “The person may refuse the test” (625 ILCS 5/11-501.5).
• Refusing it doesn’t trigger a statutory summary suspension.
• An officer can still arrest you based on your driving, your speech, or field sobriety tests.

Commercial drivers and drivers under 21 can face separate rules.

The Evidentiary Test After Arrest

After an arrest, police usually ask for a second breath test, often at the station. This is the test implied consent covers, and refusing it is what triggers the suspension.

Two Separate Cases Start the Night You Refuse

A refusal kicks off two legal tracks at once, and each follows its own legal process. Winning one doesn’t automatically win the other.

The officer may also write traffic tickets at the same stop, such as Reckless Driving or improper lane usage. Those citations are often handled alongside your DUI case.

What a Refusal Can and Can’t Do for Your DUI Case

Refusing keeps a breath test number out of the file. It also comes with trade-offs:

• The charge can still move forward. Prosecutors can rely on officer observations, video, and field sobriety results.
• Your refusal can be used against you. Illinois allows refusal evidence in court (625 ILCS 5/11-501.2).
• Police may seek a warrant. In some situations, officers can get a warrant for a forced blood draw.
• A conviction adds a revocation. A DUI conviction brings a separate license revocation (625 ILCS 5/6-205).

Whether refusing helped or hurt depends on the facts of your case.

Your Driving History Decides How Long the Suspension Lasts

The gap between 12 months and 3 years comes down to one label: “first offender.”

You’re generally a first offender if you have:

1. No prior DUI conviction or court supervision for DUI
2. No DUI conviction from another state
3. No statutory summary suspension or revocation in the 5 years before this arrest

A suspension from four years ago can turn 12 months into three years. Check your Illinois driving record and License Status with t he Secretary of State early. Past suspensions and revocations can change the math.

Learn how a first DUI case typically moves through court.

Drivers Who Face Heavier Consequences

Some DUI offenses raise the stakes well beyond a standard license suspension.

If you drive for a living, a refusal can cost you your career. Our CDL DUI page explains what commercial drivers face.

Can You Still Drive During a Refusal Suspension?

Often, yes. Illinois doesn’t issue an “occupational license” or “limited occupational license” like some states. For most first offenders, the closest option is the Monitoring Device Driving Permit (MDDP)(opens in a new tab).

Here’s how it works:

• First offenders can qualify, even after a refusal, according to the Secretary of State’s DUI Fact Book.
• You must drive with an Ignition Interlock Device. Also called a BAIID, it must be installed within 14 days of the permit being issued (625 ILCS 5/6-206.1).
• You can’t drive a commercial motor vehicle.
• Some drivers can’t get one, including those whose arrest involved death or great bodily harm, and anyone under 18.

Driving without the device while on an MDDP is a Class 4 felony. Non-first offenders have far fewer options, so talk to an attorney right away.

Learn more about the ignition interlock device in Illinois.

Your 90-Day Window to Fight the Suspension

You can file a petition to rescind the license suspension and request a judicial hearing (625 ILCS 5/2-118.1). Timing is everything.

Requesting a hearing doesn’t pause the suspension. Filing early can put your hearing on the calendar before day 46.

What the Judge Can Consider at the Hearing

A circuit court judge, not a Secretary of State hearing officer, decides the hearing. The issues are limited to:

1. Were you arrested for DUI?
2. Did the officer have reasonable grounds to believe you were driving while impaired?
3. Did you refuse after a proper warning?
4. In a test case, was the result 0.08 or more?

If the judge grants the petition, the suspension is rescinded. Every hearing turns on its own facts.

Former Prosecutors Who Know Where Refusal Cases Break

Our attorneys used to build these cases for the State. Now we use that experience to take them apart.

• Alex Ktenas served as an Assistant State’s Attorney in Cook County, in Chicago and Markham.
• Lauren Ktenas is a former Will County Assistant State’s Attorney.
• Nick Ktenas audits breath test logs, officer field notes, and procedural records line by line.

In a refusal case, we ask:

• Was the implied consent warning read correctly?
• Did the stop and arrest have a lawful basis?
• Does the sworn report match the video?
• Does the report contain errors that could block the suspension?
• Do you qualify for an MDDP while we fight?

DUI defense is the core of what we do.

Refused the Test? Your Next Move Matters More Than the Last One

You can’t take back a refusal, but you can control what happens next. The deadlines are strict, and small details in the officer’s report can matter.

Don’t let day 46 sneak up on you. Reserve a Priority Case Review with Ktenas Law at (312) 800-1626, or reach us through our online contact form.

Frequently Asked Questions