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What to Do If You’re Arrested for a DUI in Pennsylvania?

Sep.22.2025 - By Daniel McGarrigle - 6 min read

Getting arrested for driving under the influence (DUI) in Pennsylvania can feel overwhelming. Whether it’s your first offense or you’ve been through the system before, the experience is stressful, confusing, and can have lasting consequences on your license, job, finances, and reputation.

The good news? You are not powerless. Knowing what to do and what not to do after a DUI arrest can make a huge difference in the outcome of your case. In this guide, we’ll walk you through the steps you should take immediately after being arrested for DUI in Pennsylvania, your legal rights, the potential penalties for DUI in Pennsylvania, and how working with an experienced Pennsylvania DUI lawyer at the McGarrigle Law Firm can protect your future.

 

Understanding DUI Arrests in Pennsylvania

Pennsylvania enforces a tiered DUI penalty system based on your blood alcohol concentration (BAC) at the time of arrest and the number of prior offenses.

Pennsylvania takes DUI charges seriously, and the penalties for DUI in Pennsylvania can be severe. The state follows a tiered penalty system that depends on your blood alcohol concentration (BAC) at the time of arrest and whether it’s your first, second, or third offense.

The three BAC categories under Pennsylvania law are:

  • General Impairment: 0.08%–0.099% BAC
  • High BAC: 0.10%–0.159% BAC
  • Highest BAC: 0.16% and above, or involving controlled substances

Depending on your BAC and prior history, penalties may include:

  • Driver’s license suspension
  • Significant fines and court costs
  • Mandatory alcohol highway safety classes
  • Probation or jail time
  • Installation of an ignition interlock device

Because these penalties escalate quickly with repeat offenses, knowing your rights and the next steps to take after an arrest is critical. Speaking with an experienced Pennsylvania DUI attorney can help you understand your options and build the right defense.

Step 1: Stay Calm and Cooperate

Being pulled over and arrested for DUI is stressful, but your behavior during the encounter can directly affect your case. Arguing with officers, resisting arrest, or saying too much can harm your defense later.

Instead, remember to:

  • Stay respectful and polite.
  • Provide your license, registration, and proof of insurance when asked.
  • Avoid admitting guilt or making excuses.
  • Keep your answers brief and avoid volunteering extra information.

Anything you say can later be used against you in court, so it’s best to remain calm and cooperative without oversharing.

Step 2: Know Your Rights

When you are arrested for DUI in Pennsylvania, you have specific legal rights designed to protect you. Understanding these can prevent mistakes that weaken your defense.

  • Right to Remain Silent: You do not have to answer incriminating questions, such as “How much have you had to drink?” Politely state that you’re exercising your right to remain silent.
  • Right to Legal Representation: You have the right to contact an attorney before making critical decisions about your case.
  • Implied Consent Law: Refusing a chemical test (breath, blood, or urine) can trigger automatic license suspension, even if you’re never convicted.

Knowing these rights can help you avoid unnecessary complications during and after your arrest.

 

Handcuffed person at an interrogation table as evidence is presented during a DUI arrest case.

Step 3: Request Legal Help Immediately

The most important step you can take after a DUI arrest is contacting an experienced Pennsylvania DUI lawyer right away. A skilled lawyer can evaluate your case, determine whether law enforcement followed proper procedures, and begin building your defense strategy.

At McGarrigle Law Firm, we can:

  • Review the legality of the traffic stop and arrest.
  • Challenge questionable breathalyzer or blood test results.
  • Identify errors in police procedure.
  • Negotiate for reduced penalties, alternative sentencing, or entry into diversion programs.
  • Represent you in court and protect your rights every step of the way.

The sooner you involve a DUI attorney, the stronger your defense options may be.

Step 4: Prepare for Your Court Hearing

After a DUI arrest, you will be scheduled for an arraignment, where the charges are formally presented and you’ll enter a plea. Facing this process alone can feel intimidating and overwhelming.

An experienced DUI lawyer can:

  • Explain what to expect during each stage of the court process.
  • Represent you in court hearings so you don’t have to face the judge or prosecutor alone.
  • Explore pre-trial programs such as the Accelerated Rehabilitative Disposition (ARD) program, which helps many first-time offenders avoid a permanent criminal conviction.

Having a trusted DUI defense advocate by your side can give you confidence and clarity as you move through the legal system.

Step 5: Understand the Potential Consequences

The penalties for DUI in Pennsylvania are serious and extend beyond fines or jail time. A conviction can affect your personal and professional life for years.

Potential consequences include:

  • Driver’s License Suspension: Losing your ability to drive can make it difficult to get to work or manage family responsibilities.
  • Financial Strain: Court fees, fines, increased insurance premiums, and the required installation of an ignition interlock device add up quickly.
  • Criminal Record: A DUI conviction can appear on background checks, making it harder to secure employment, housing, or professional licenses.
  • Insurance Rates: Most people see a sharp increase in their auto insurance premiums after a DUI.

Because these consequences can have long-term effects, it is crucial to fight your DUI charges with the help of a knowledgeable defense attorney who understands Pennsylvania DUI law inside and out.

Step 6: Avoid Common Mistakes After a DUI Arrest

After an arrest, many individuals unknowingly make their situation worse. To protect yourself, avoid these missteps:

  • Ignoring court notices, hearings, or deadlines.
  • Posting details about your arrest on social media.
  • Driving while your license is suspended.
  • Attempting to represent yourself in court without professional legal counsel.

Taking early, proactive steps with the help of a defense attorney can prevent small mistakes from turning into major legal problems.

Why Choose McGarrigle Law Firm?

At McGarrigle Law Firm, we understand how disruptive and stressful a DUI arrest can be. Our team, led by Daniel McGarrigle, a trusted Pennsylvania criminal defense lawyer, works tirelessly to:

  • Thoroughly investigate the circumstances of your arrest.
  • Build a defense strategy tailored to your unique case.
  • Seek reduced penalties, alternative programs, or case dismissal when possible.
  • Guide you through every stage of the process with clarity and compassion.

With over 20 years of experience defending clients in Delaware County, Philadelphia, and throughout Pennsylvania, we possess the knowledge and commitment to protect your rights and help you move forward.

Final Thoughts

If you’ve been arrested for a DUI in Pennsylvania, the steps you take immediately afterward can shape your future. Stay calm, understand your rights, and seek professional legal help as soon as possible.

The penalties for DUI in Pennsylvania are serious, but you don’t have to face them alone. The McGarrigle Law Firm is here to fight for you, whether you’re a first-time offender or facing repeat charges.

Contact us today for a confidential, FREE initial consultation, and let us help you build a strong defense.

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About Author

Daniel McGarrigle

Daniel (Dan) McGarrigle is a criminal defense lawyer serving Delaware County and the Philadelphia region. As founder of the McGarrigle Law Firm, he has successfully defended clients in cases ranging from DUI and drug charges to serious felonies and appeals. Known for his strategic approach and relentless advocacy, Daniel is dedicated to protecting his clients’ rights and freedom.

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