Complete DUI Defense in DuPage County

From first-time offenses to serious felony charges, our defense attorneys fight to protect your rights and future throughout DuPage County.

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Call us now at 630.953.4400 for a free, confidential consultation.

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First Offense DUI

We fight Class A misdemeanor DUI charges for first-time offenders, aiming for court supervision to keep your record clean and protect your driving privileges. We can help with:

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• Court supervision instead of conviction
• Reduced or minimal fines
• Limited or no jail time
• Protecting your driving privileges
• Alcohol education alternatives
• Expungement eligibility after completion

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Drugged Driving (DUID)

We challenge DUI charges involving marijuana, prescription drugs, or illegal substances, using science to question field sobriety and chemical tests. We defend against:

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• Marijuana DUI charges
• Prescription medication DUIs
• Illegal substance DUI allegations
• Failed field sobriety tests
• Blood and urine test results
• Zero tolerance drugged driving charges

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License Reinstatement

Comprehensive representation through the Secretary of State hearing process to restore driving privileges after DUI suspensions and revocations in Illinois. We assist with:

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• Formal Secretary of State hearings
• Informal reinstatement hearings
• Restricted Driving Permits (RDP)
• BAIID device requirements
• Out-of-state license clearance
• Alcohol/drug evaluation preparation

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Aggravated DUI

We offer expert defense for Class 2-4 felony DUIs, like repeat offenses, crashes causing injury or death, or driving without a license, to reduce jail time, fines, or license loss. We handle:

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• Multiple DUI offenses
• DUI causing serious injury
• Fatal DUI accidents
• Driving on a revoked/suspended license
• DUI without insurance
• Probation violations for prior DUIs

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Commercial Driver DUI

We protect CDL holders from career-ending DUI charges with a 0.04 BAC limit, defending strict Illinois commercial rules, on or off duty. We focus on:

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• 0.04 BAC commercial limit violations
• Off-duty DUI affecting CDL status
• CDL disqualification hearings
• FMCSA violation defense
• Interstate commerce issues
• CDL reinstatement procedures

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High BAC DUI

We fight DUI charges with BAC of 0.16 or higher, challenging breath, blood, or urine test accuracy to avoid harsher fines, jail, or suspensions. We challenge:

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• Breath test calibration and maintenance
• Blood sample collection procedures
• Testing officer qualifications
• Observation period compliance
• Medical conditions affecting results
• Chain of custody issues

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DUI with Child Passenger

We defend DUI charges with kids under 16, from misdemeanors to Class 2 felonies for repeat cases or injuries, to minimize jail, fines, or license suspension. We address:

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• Enhanced penalties for child passengers
• DCFS involvement concerns
• Child endangerment charges
• Extended license suspensions
• Mandatory jail time requirements
• Community service alternatives

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Underage DUI (Zero Tolerance)

We protect drivers under 21 from Zero Tolerance violations for any alcohol or drugs, avoiding 3-month to 1-year license suspensions and impacts on college or jobs. We help with:

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• Zero tolerance violations
• Under 21 DUI misdemeanors
• Fake ID charges
• College student DUIs
• License suspension hearings
• Record impacts on education and employment

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DUI Test Refusal

We defend DUI charges where you refused breath, blood, or urine tests, fighting longer license suspensions and building strong defenses for your case. We specialize in:

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• Challenging statutory summary suspensions
• Implied consent law defenses
• Refusal documentation issues
• Forced blood draw defenses
• Expedited hearing requests
• Mitigating suspension consequences

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Contact our DuPage County DUI defense attorneys

When facing DUI charges in DuPage County, time is of the essence. The 46-day deadline to request a hearing to save your license starts immediately after arrest.

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‍Call: (630) 953-4400‍

Email: info@mcmahonlegal.net‍

Visit: 2150 McDonald Drive, Oak Brook, IL 60523

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Available 24/7 for emergency DUI arrest assistance.

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Don't face DUI charges alone. Our experienced DuPage County DUI defense attorneys are ready to fight for your rights, your license, and your future.