Skip to main content
What is a non-negligent explanation when you rear-end somebody?
No-Fault

What is a non-negligent explanation when you rear-end somebody?

By Jason Tenenbaum 8 min read

Key Takeaway

Learn what constitutes a non-negligent explanation when you rear-end another vehicle in New York, including mechanical failures and sudden stops as valid defenses.

This article is part of our ongoing no-fault coverage, with 271 published articles analyzing no-fault issues across New York State. Attorney Jason Tenenbaum brings 24+ years of hands-on experience to this analysis, drawing from his work on more than 1,000 appeals, over 100,000 no-fault cases, and recovery of over $100 million for clients throughout Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, and the Bronx. For personalized legal advice about how these principles apply to your specific situation, contact our Long Island office at (516) 750-0595 for a free consultation.

Rear-end collisions are among the most common types of motor vehicle accidents on New York roads. When you’re the driver who strikes the vehicle in front of you, the law creates what’s called a “presumption of negligence” — meaning you’re assumed to be at fault unless you can prove otherwise. This presumption exists because drivers have a fundamental duty to maintain a safe following distance and control their vehicle. If you’re dealing with a no-fault insurance defense matter, an experienced attorney can help protect your rights.

However, the legal system recognizes that not every rear-end collision results from driver negligence. Sometimes mechanical failures, weather conditions, or the unexpected actions of other drivers create unavoidable situations. Understanding what constitutes a valid “non-negligent explanation” is crucial for drivers facing liability in these cases, as it can mean the difference between being held responsible for damages and successfully defending against New York no-fault insurance claims.

Jason Tenenbaum’s Analysis:

So you rear-end somebody in an MVA. Many of us have done it or will do it. Consider it the law of averages. You now are the defendant in a lawsuit, and have been told that the act of rear ending another vehicle raises an inference of negligence, and that you must provide a “non-negligent” explanation for what happened. What is a non-negligent explanation?

Napolitano v Galletta ,2011 NY Slip Op 05243 (2d Dept. 2011)

The Second Department has somewhat answered that question. “A non-negligent explanation may include evidence of a mechanical failure, a sudden stop of the vehicle ahead, an unavoidable skidding on wet pavement, or any other reasonable cause”

Key Takeaway

The Napolitano v Galletta decision provides important guidance for rear-end collision defenses in New York. Mechanical failures, sudden stops by the lead vehicle, unavoidable skidding on wet pavement, and other reasonable causes can serve as valid non-negligent explanations. The key is providing concrete evidence that the collision resulted from circumstances beyond your reasonable control, rather than inattentive or careless driving.


Legal Update (February 2026): Since this 2011 analysis, New York’s Vehicle and Traffic Law provisions regarding following distance and rear-end collision liability may have been subject to regulatory updates, and court interpretations of “non-negligent explanations” in rear-end cases have continued to evolve through subsequent appellate decisions. Additionally, no-fault insurance regulations and fee schedules have undergone multiple revisions that may affect claim procedures and coverage determinations. Practitioners should verify current statutory provisions and recent case law developments when advising clients on rear-end collision liability and available defenses.

Legal Context

Why This Matters for Your Case

New York's no-fault insurance system, established under Insurance Law Article 51, is one of the most complex insurance frameworks in the country. Every motorist must carry Personal Injury Protection coverage that pays medical expenses and lost wages regardless of fault, up to $50,000 per person.

But insurers routinely deny valid claims using peer reviews, EUO scheduling tactics, fee schedule reductions, and coverage defenses. The Law Office of Jason Tenenbaum has handled over 100,000 no-fault cases since 2002 — from initial claim submissions through arbitration before the American Arbitration Association, trials in Civil Court and Supreme Court, and appeals to the Appellate Term and Appellate Division. Jason Tenenbaum is one of the few attorneys in the state who both writes his own appellate briefs and tries his own cases.

His 2,353+ published legal articles on no-fault practice are cited by attorneys throughout New York. Whether you are dealing with a medical necessity denial, an EUO no-show defense, a fee schedule dispute, or a coverage question, this article provides the kind of detailed case-law analysis that helps practitioners and claimants understand exactly where the law stands.

About This Topic

New York No-Fault Insurance Law

New York's no-fault insurance system requires every driver to carry Personal Injury Protection (PIP) coverage that pays medical expenses and lost wages regardless of who caused the accident. But insurers routinely deny, delay, and underpay valid claims — using peer reviews, IME no-shows, and fee schedule defenses to avoid paying providers and injured claimants. Attorney Jason Tenenbaum has litigated thousands of no-fault arbitrations and court cases since 2002.

271 published articles in No-Fault

Keep Reading

More No-Fault Analysis

No-Fault

Priority of Payment Regulation Has No Force in Arbitration: First and Second Departments Agree

Both the First and Second Departments have held that the priority of payment regulation under 11 NYCRR 65-3.15 is of no force or effect in no-fault arbitration proceedings....

Feb 25, 2026
No-Fault

How Insurance Companies Use Colossus Software to Undervalue Your Injury Claim

Insurance companies use Colossus software to lowball your injury claim. Learn how this system works and how a Long Island attorney can fight back. Call 516-750-0595.

Feb 18, 2026
No-Fault

“Equitable estoppel” – Domotor light

Florida court affirms equitable estoppel doctrine when insurer wrongly denied PIP coverage then changed tactics after discovering their error in no-fault case.

Jun 22, 2021
No-Fault

What’s the over under on this appeal scheduled for the December term

Jason Tenenbaum analyzes a no-fault insurance case heading to appeal, predicting reversal due to insurer's procedural failures in EUO scheduling and discovery tactics.

Oct 7, 2016
No-Fault

Being an exotic dance is not a prior bad act for impeachment purposes

Fourth Department ruling clarifies that exotic dancing employment cannot be used as prior bad act evidence for cross-examination in criminal trials.

May 10, 2011
No-Fault

Can an insurance carrier sue for “overpaid” PIP attorneys fees?

New Jersey court rules insurance carriers cannot sue attorneys for "overpaid" PIP fees under IFPA when payments were regulatory penalties, not policy benefits.

Jul 30, 2022
View all No-Fault articles

Common Questions

Frequently Asked Questions

What is New York's no-fault insurance system?

New York's no-fault insurance system, codified in Insurance Law Article 51, requires all drivers to carry Personal Injury Protection (PIP) coverage. This pays for medical expenses, lost wages (up to $2,000/month), and other basic economic loss regardless of who caused the accident, up to $50,000 per person. However, to sue for pain and suffering, you must meet the 'serious injury' threshold under Insurance Law §5102(d).

How do I fight a no-fault insurance claim denial?

When a no-fault claim is denied, you can challenge it through mandatory arbitration under the American Arbitration Association's no-fault rules, or by filing a lawsuit in court. Common defenses to denials include challenging the timeliness of the denial, the adequacy of the peer review report, or the insurer's compliance with regulatory requirements. An experienced no-fault attorney can evaluate which strategy gives you the best chance of overturning the denial.

What is the deadline to file a no-fault claim in New York?

Under 11 NYCRR §65-1.1, you must submit a no-fault application (NF-2 form) within 30 days of the accident. Medical providers must submit claims within 45 days of treatment. Missing these deadlines can result in claim denial, though there are limited exceptions for late notice if the claimant can demonstrate a reasonable justification.

What no-fault benefits am I entitled to after a car accident in New York?

Under Insurance Law §5102(b), no-fault PIP covers necessary medical expenses, 80% of lost earnings up to $2,000/month, up to $25/day for other reasonable expenses, and a $2,000 death benefit. These benefits are available regardless of fault, up to the $50,000 policy limit. Claims are paid by your own insurer — not the at-fault driver's.

Can I choose my own doctor for no-fault treatment in New York?

Yes. Under New York's no-fault regulations, you have the right to choose your own physician, chiropractor, physical therapist, or other licensed healthcare provider. The insurer cannot dictate which providers you see. However, the insurer can request an IME with their chosen doctor and may challenge the medical necessity of your treatment through peer review.

Was this article helpful?

Attorney Jason Tenenbaum

About the Author

Jason Tenenbaum, Esq.

Jason Tenenbaum is the founding attorney of the Law Office of Jason Tenenbaum, P.C., headquartered at 326 Walt Whitman Road, Suite C, Huntington Station, New York 11746. With over 24 years of experience since founding the firm in 2002, Jason has written more than 1,000 appeals, handled over 100,000 no-fault insurance cases, and recovered over $100 million for clients across Long Island, Nassau County, Suffolk County, Queens, Brooklyn, Manhattan, the Bronx, and Staten Island. He is one of the few attorneys in the state who both writes his own appellate briefs and tries his own cases.

Jason is admitted to practice in New York, New Jersey, Florida, Texas, Georgia, and Michigan state courts, as well as multiple federal courts. His 2,353+ published legal articles analyzing New York case law, procedural developments, and litigation strategy make him one of the most prolific legal commentators in the state. He earned his Juris Doctor from Syracuse University College of Law.

24+ years in practice 1,000+ appeals written 100K+ no-fault cases $100M+ recovered

Disclaimer: This article is published by the Law Office of Jason Tenenbaum, P.C. for informational and educational purposes only. It does not constitute legal advice, and no attorney-client relationship is formed by reading this content. The legal principles discussed may not apply to your specific situation, and the law may have changed since this article was last updated.

New York law varies by jurisdiction — court decisions in one Appellate Division department may not be followed in another, and local court rules in Nassau County Supreme Court differ from those in Suffolk County Supreme Court, Kings County Civil Court, or Queens County Supreme Court. The Appellate Division, Second Department (which covers Long Island, Brooklyn, Queens, and Staten Island) and the Appellate Term (which hears appeals from lower courts) each have distinct procedural requirements and precedents that affect litigation strategy.

If you need legal help with a no-fault matter, contact our office at (516) 750-0595 for a free consultation. We serve clients throughout Long Island (Huntington, Babylon, Islip, Brookhaven, Smithtown, Riverhead, Southampton, East Hampton), Nassau County (Hempstead, Garden City, Mineola, Great Neck, Manhasset, Freeport, Long Beach, Rockville Centre, Valley Stream, Westbury, Hicksville, Massapequa), Suffolk County (Hauppauge, Deer Park, Bay Shore, Central Islip, Patchogue, Brentwood), Queens, Brooklyn, Manhattan, the Bronx, Staten Island, and Westchester County. Prior results do not guarantee a similar outcome.

Filed under: No-Fault
Jason Tenenbaum, Personal Injury Attorney serving Long Island, Nassau County and Suffolk County

About the Author

Jason Tenenbaum

Jason Tenenbaum is a personal injury attorney serving Long Island, Nassau & Suffolk Counties, and New York City. Admitted to practice in NY, NJ, FL, TX, GA, MI, and Federal courts, Jason is one of the few attorneys who writes his own appeals and tries his own cases. Since 2002, he has authored over 2,353 articles on no-fault insurance law, personal injury, and employment law — a resource other attorneys rely on to stay current on New York appellate decisions.

Education
Syracuse University College of Law
Experience
24+ Years
Articles
2,353+ Published
Licensed In
7 States + Federal

Discussion

Comments (5)

Archived from the original blog discussion.

RZ
Raymond Zuppa
Now that’s a good one. A bit of common sense but that’s always good. I had a triboro bridge case at the corp counsel. The Plaintiff took the wrong fork and actually backed up to turn onto the right fork. The city truck creamed them. Plaintiff moved for summary judgment on the issue of liability. I said “hey the Plaintiff was backing up as per my driver’s Affidavit.” Motion granted by Judge Weiss. After that I always thought that a Plaintiff could back into a Defendant and win on the issue on negligence — the rear end rule was that strong. Finally some sanity. Imagine the Weiss standard in staged accidents. Actually Justice Weiss is a great Judge. He suggested that I reargue but the case settled.
S
Sun
MVAIC’s current “exhaustion of remedies” argument has been dealt a serious blow: http://www.courts.state.ny.us/REPORTER/3dseries/2011/2011_05497.htm One appeal too many, once again. Currently, in violation of 6 of 7 No-Fault claims principals, MVAIC requires you to sue all “identified” carriers to conclusion before they will process your claim and consider you qualified, irrespective of proof of no coverage and no matter the fact the insurer has already denied the claim. MVAIC’s only metric of success is the extent it can deny valid claims for medical care and get away with it. That’s some dark hokum going on there.
LR
Larry Rogak
Whatever happened to the rule that a driver is always supposed to leave enough room between his car and the car ahead of his, to have a safe stopping distance no matter what the speed? These days, tailgaiting is the norm. The old “one pavement stripe for every 10mph of speed” is as as hoary as William Jennings Bryan’s once-famous nomination speech at the 1896 Democratic Convention. In fact, it is as hoary as the word “hoary.”
RZ
Raymond Zuppa
You have to leave room Larry but the ole automatic liability on a rear end collision was getting a little out of hand. You can’t stop so fast you drop your tranny. You can’t back up. You can’t just stop where there is a confusion of traffic — say a busy fork — and the poor other car emerges from a scrum and some idiot’s just stopped their consulting their GPS. By the way I like the Allstate commercials best. With the guy who messes up everyone. You know he’s the GPS, etc. I love it when he shows up to take the motorcycle on the test ride. I wish I got that role.
R
rich
the most asinine decision written. i remember once being denied sj on a rear end hit up in orange county. the judge told me ‘these are country roads, son’.

Legal Resources

Understanding New York No-Fault Law

New York has a unique legal landscape that affects how no-fault cases are litigated and resolved. The state's court system includes the Civil Court (for claims up to $25,000), the Supreme Court (the primary trial court for unlimited jurisdiction), the Appellate Term (which hears appeals from lower courts), the Appellate Division (divided into four Departments, with the Second Department covering Long Island, Brooklyn, Queens, Staten Island, and several upstate counties), and the Court of Appeals (the state's highest court). Each court has its own procedural requirements, local rules, and case-assignment practices that can significantly impact the outcome of your case.

For no-fault matters on Long Island, cases are typically filed in Nassau County Supreme Court (at the courthouse in Mineola) or Suffolk County Supreme Court (in Riverhead). No-fault arbitrations are heard through the American Arbitration Association, which assigns arbitrators throughout the metropolitan area. Workers' compensation claims go to the Workers' Compensation Board, with hearings at district offices across the state. Understanding which forum is appropriate for your case — and the specific procedural rules that apply — is essential for a successful outcome.

The procedural landscape in New York also includes important timing requirements that can affect your case. Most civil actions are subject to statutes of limitations ranging from one year (for intentional torts and claims against municipalities) to six years (for contract actions). Personal injury cases generally have a three-year deadline under CPLR 214(5), while medical malpractice claims must be filed within two and a half years under CPLR 214-a. No-fault insurance claims have their own regulatory deadlines, including 30-day filing requirements for applications and 45-day deadlines for provider claims. Understanding and complying with these deadlines is critical — missing a filing deadline can permanently bar your claim, regardless of how strong your case may be on the merits.

Attorney Jason Tenenbaum regularly practices in all of these venues. His office at 326 Walt Whitman Road, Suite C, Huntington Station, NY 11746, is centrally located on Long Island, providing convenient access to courts and offices throughout Nassau County, Suffolk County, and New York City. Whether you need representation in a no-fault arbitration, a personal injury trial, an employment discrimination hearing, or an appeal to the Appellate Division, the Law Office of Jason Tenenbaum, P.C. brings $24+ years of real courtroom experience to your case. If you have questions about the legal issues discussed in this article, call (516) 750-0595 for a free, no-obligation consultation.

New York's substantive law also presents distinct challenges. In motor vehicle cases, the no-fault system under Insurance Law Article 51 provides first-party benefits regardless of fault, but limits the right to sue for non-economic damages unless the plaintiff establishes a "serious injury" under one of nine statutory categories. This threshold — codified at Insurance Law Section 5102(d) — requires medical evidence showing more than a minor or subjective injury, and courts have developed detailed standards for each category. Fractures must be documented through imaging studies. Claims of permanent consequential limitation or significant limitation of use require quantified range-of-motion testing with comparison to norms. The 90/180-day category demands proof that the plaintiff was unable to perform substantially all of their usual daily activities for at least 90 of the 180 days following the accident.

In employment discrimination cases, the legal standards vary depending on whether the claim arises under state or local law. The New York State Human Rights Law employs a burden-shifting framework: the plaintiff must first establish a prima facie case by showing membership in a protected class, qualification for the position, an adverse employment action, and circumstances giving rise to an inference of discrimination. The burden then shifts to the employer to articulate a legitimate, non-discriminatory reason for its decision. If the employer meets this burden, the plaintiff must demonstrate that the stated reason is pretextual. The New York City Human Rights Law, by contrast, applies a broader standard, asking whether the plaintiff was treated less well than other employees because of a protected characteristic.

Free Consultation — No Upfront Fees

Injured on Long Island?
We Fight for What You Deserve.

Serving Nassau County, Suffolk County, and all of New York City. You pay nothing unless we win.

The Law Office of Jason Tenenbaum, P.C. has been fighting for the rights of injured New Yorkers since 2002. With over 24 years of experience handling personal injury, no-fault insurance, employment discrimination, and workers' compensation cases, Jason Tenenbaum brings the legal knowledge and courtroom experience your case demands. Every consultation is free and confidential, and we work on a contingency fee basis — meaning you pay absolutely nothing unless we recover compensation for you.

Available 24/7  ·  No fees unless you win  ·  Serving Long Island & NYC

Injured? Don't Wait.

Get Your Free Case Evaluation Today

No fees unless we win — available 24/7 for emergencies.

Call Now Free Review