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DWI

Is DWI a Felony in Nassau County?

I've personally defended over 2,000 people across Nassau & Suffolk for 31 years. Tell me what happened and I'll text you back.

Authored by Ed Palermo
Read time 6 min read
Updated June 2026

Is DWI a Felony in Nassau County?Getting pulled over and arrested for DWI can turn your world upside down in an instant. You’re worried about your job, your license, your family, and whether you’re facing misdemeanor or felony charges. The difference between the two is massive, and it’s natural to feel overwhelmed trying to figure out where you stand.

Here’s what you need to know: most first-time DWI offenses in Nassau County are misdemeanors, but several specific situations can elevate the charge to a felony. Your prior record, blood alcohol content, and the circumstances of your arrest all play a role in how prosecutors will charge your case.

Understanding DWI vs. Felony DWI in Nassau County

Most first-time DWI offenses in Nassau County are charged as misdemeanors, not felonies. However, certain circumstances can elevate a DWI charge to felony status, which carries significantly harsher penalties.

When Is a DWI Considered a Misdemeanor?

For first-time offenders caught driving with a blood alcohol content above the legal limit of 0.08%, a DWI conviction can result in up to one year in county jail, fines between $500 and $1,000, and license revocation for up to six months.

A standard first-offense DWI in Nassau County typically includes:

When Does a DWI Become a Felony in Nassau County?

A DWI becomes a felony in Nassau County under several specific circumstances:

1. Multiple DWI Convictions
If you have two prior DWI convictions within the preceding 10 years, you can be charged with a Class D felony. The progression works as follows:

2. Leandra’s Law (Child Endangerment)
Leandra’s Law imposes an automatic felony charge for people caught driving while intoxicated with a passenger under 16 years old in the car, with first-time offenders facing a Class E felony punishable by up to four years in jail.

Named after an 11-year-old victim killed by a drunk driver in 2009, Leandra’s Law makes it an automatic Class E felony to drive while intoxicated with a child under 16 in the vehicle—even for first-time offenders.

Convictions under Leandra’s Law also require:

3. Aggravated DWI
While Aggravated DWI with a BAC of 0.18% or higher is typically a misdemeanor for first-time offenders, it becomes a felony with prior convictions. An Aggravated DWI carries enhanced penalties including:

Do Out-of-State DWI Convictions Count as Prior Offenses?

Yes. A prior out-of-state conviction for DWI or DUI counts as a prior conviction for felony purposes if it would have constituted a misdemeanor or felony violation had it occurred in New York.

This means if you have a DWI conviction from another state and are arrested in Nassau County, prosecutors can use that prior conviction to elevate your current charge to felony status. However, the specifics matter, and not all out-of-state convictions automatically qualify.

Penalties for Felony DWI in Nassau County

Felony DWI convictions carry severe consequences that can impact every aspect of your life:

Class E Felony DWI

Class D Felony DWI

Beyond the immediate legal penalties, a felony DWI conviction can result in:

Can Felony DWI Charges Be Reduced in Nassau County?

Yes. An experienced Nassau County DWI attorney can employ several strategies to have felony charges reduced or dismissed:

Challenging the Traffic Stop Police must have reasonable suspicion to stop your vehicle and probable cause to arrest you. If proper procedures weren’t followed, evidence may be suppressed.
Questioning BAC Test Accuracy Breathalyzer machines require proper calibration and maintenance. Field sobriety tests must be administered correctly. Errors in testing procedures can invalidate results.
Negotiating Plea Agreements Skilled attorneys can negotiate with prosecutors to reduce felony charges to misdemeanors, especially for first-time felony offenders.
Diversion Programs First-time offenders may qualify for diversion programs. Upon successful completion, charges may be dropped or reduced.
Conditional Licenses Even while your case is pending, an attorney may help you obtain a conditional license for work, court appearances, and essential responsibilities.

Why Immediate Legal Representation Is Critical

Nassau County prosecutors take an aggressive stance on DWI cases, particularly felony charges. The consequences of a felony conviction are too severe to navigate alone:

Nassau County DWI Court Process

Understanding what to expect can help reduce anxiety about your case:

  1. Arrest and Arraignment: You’ll appear before a judge within 24 hours of arrest
  2. Pre-Trial Hearings: Your attorney will file motions challenging evidence and procedures
  3. Discovery: The prosecution must provide evidence against you
  4. Plea Negotiations: Your attorney negotiates with prosecutors for reduced charges
  5. Trial: If no plea agreement is reached, your case proceeds to trial

For felony DWI cases, you have the right to a jury trial with 12 jurors and alternates.

Protecting Your Future After a DWI Arrest

Being charged with DWI—whether misdemeanor or felony—is not the same as being convicted. You have rights, and you have options. The actions you take immediately after arrest can significantly impact the outcome of your case.

Key steps to take:

 

 

Facing DWI Charges in Nassau County? Get Experienced Legal Help

If you’re facing DWI charges in Nassau County—whether misdemeanor or felony—the stakes are too high to leave anything to chance. A DWI conviction can follow you for years, affecting your career, your freedom, and your family.

Ed Palermo has extensive experience defending clients against DWI charges in Nassau County. With a deep understanding of New York DWI laws and Nassau County courts, Ed Palermo provides aggressive, strategic defense tailored to your unique situation.

Don’t face these charges alone. Contact Ed Palermo today for a confidential consultation to discuss your case and explore your defense options.

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Legal Authority & Editorial Review

Authored and reviewed by Edward Palermo

This article was written and reviewed by Edward Palermo, a Long Island criminal defense and DWI attorney with more than 31 years of courtroom experience and over 2,000 clients personally represented across Nassau and Suffolk Counties.

Attorney advertising. Prior results do not guarantee a similar outcome. The information on this page is for general educational purposes and is not legal advice; reading it does not create an attorney–client relationship.