New York handles car accident claims differently from most states. Under the state's no-fault insurance system, injured drivers and passengers must meet a specific legal standard known as the serious injury threshold before they may pursue a lawsuit for pain and suffering. Many accident victims assume that if another driver caused the crash, they have an automatic right to sue. That assumption is incorrect under New York law.
The serious injury threshold creates confusion for people who have legitimate injuries but receive pushback from insurance companies. Even when medical bills mount and daily life becomes difficult, the path to a lawsuit remains blocked unless the injury meets one of several categories defined by state statute. This legal barrier affects thousands of New Yorkers each year and determines whether an injured person may seek compensation beyond basic medical expenses and lost wages.

Key Takeaways for Serious Injury Threshold Claims in New York
- N.Y. Ins. Law § 5102(d) lists nine specific categories of injuries that qualify as "serious" under state law, and an injury must fit at least one category before a lawsuit becomes possible.
- The no-fault system covers medical expenses and a portion of lost wages regardless of fault, but it does not compensate for pain and suffering unless the injury clears the serious injury threshold.
- Insurance companies routinely dispute whether injuries meet the threshold, even when victims experience genuine pain and functional limitations.
- Medical documentation, objective testing, and treatment consistency play critical roles in how courts evaluate serious injury claims.
- A crash that looks minor at the scene may still cause injuries that meet the legal standard, particularly soft tissue injuries that worsen over time.
How New York's No-Fault Insurance System Works
New York requires all registered vehicles to carry Personal Injury Protection (PIP) coverage, commonly called no-fault insurance. This system pays medical expenses and a portion of lost wages to injured parties regardless of who caused the accident. The trade-off is that most accident victims give up the right to sue the at-fault driver for non-economic damages like pain and suffering. This restriction is codified in New York Insurance Law § 5104(a).
The New York Department of Financial Services regulates insurers and enforces compliance with no-fault insurance laws. Basic no-fault benefits typically cover up to $50,000 in necessary medical treatment, 80 percent of lost earnings up to $2,000 per month, and certain other expenses. Optional coverages such as Additional Personal Injury Protection (APIP) or Optional Basic Economic Loss (OBEL) may increase these limits. These benefits flow directly from the injured person's own insurance policy, regardless of fault.
Why the Threshold Exists
Lawmakers created the serious injury threshold to reduce minor injury lawsuits and lower insurance costs across the state. The theory holds that the no-fault system handles routine injuries efficiently, while reserving the court system for more significant cases. Whether this approach succeeds remains a matter of debate, but the law remains firmly in place.
What No-Fault Benefits Cover
No-fault benefits address economic losses with reasonable speed. Medical providers bill the insurance company directly, and wage replacement helps bridge income gaps during recovery. However, these benefits do not address the physical pain, emotional distress, or diminished quality of life that serious injuries often cause. That gap is where the serious injury threshold becomes critically important.
The Legal Definition of Serious Injury in New York
N.Y. Ins. Law § 5102(d) defines "serious injury" through nine distinct categories. An injury must fall into at least one of these categories before an injured person may step outside the no-fault system and file a lawsuit against the at-fault driver.
The statute uses specific language that courts interpret strictly. Insurance defense attorneys focus heavily on attacking threshold claims, and judges dismiss cases where plaintiffs fail to establish their injuries meet the legal standard.
The Nine Categories of Serious Injury
The following categories meet the serious injury threshold under New York law:
- Death
- Dismemberment
- Significant disfigurement
- Fracture
- Loss of a fetus
- Permanent loss of use of a body organ, member, function, or system
- Permanent consequential limitation of use of a body organ or member
- Significant limitation of use of a body function or system
- A medically determined injury or impairment of a non-permanent nature that prevents the injured person from performing substantially all of the material acts which constitute their usual and customary daily activities for not less than 90 days during the 180 days immediately following the occurrence of the injury or impairment
Each category carries its own requirements for proof. Fractures and dismemberment involve relatively straightforward documentation. The limitation categories and the 90/180-day rule require more nuanced medical evidence and may face aggressive challenges from insurance companies.
Categories That Generate the Most Disputes
The "permanent consequential limitation" and "significant limitation" categories account for the majority of threshold disputes in New York courts. These standards require proof that an injury caused measurable, lasting functional limitations. Soft tissue injuries like herniated discs, torn ligaments, and whiplash-related conditions frequently fall into these disputed categories.
Insurance companies hire medical examiners specifically to dispute threshold claims. These doctors may minimize injury severity in their reports, creating factual disputes that require court resolution. The adversarial nature of this process surprises many injured people who expect their documented injuries to speak for themselves.
Common Injuries and How Courts Evaluate Them
The serious injury threshold applies across a wide range of injury types. Some injuries clearly meet the standard, while others require substantial medical evidence and legal analysis. Courts examine objective medical findings, treatment records, and expert opinions when deciding whether an injury qualifies.
Herniated Discs and Spinal Injuries
Herniated disc injuries illustrate the complexity of serious injury threshold cases particularly well. A disc herniation confirmed by MRI imaging provides objective evidence of injury. However, insurance companies might argue that disc herniations are degenerative rather than accident-related, or that the herniation causes no significant functional limitation.
Courts look for specific medical findings when evaluating spinal injuries. Range-of-motion testing that shows quantified limitations, nerve conduction studies that confirm radiculopathy, and consistent treatment records all help strengthen your claim. Gaps in treatment or inconsistent findings weaken threshold arguments.
Fractures and Orthopedic Injuries
A fracture automatically satisfies the serious injury threshold under New York law, provided the fracture was caused by the accident. The statute lists "fracture" as its own category without requiring proof of permanence or significant limitation. This makes fracture cases somewhat more straightforward from a threshold perspective, though damages questions remain separate issues.
Other orthopedic injuries like torn rotator cuffs, ACL tears, or meniscus damage typically fall under the limitation categories. These injuries require documented functional restrictions and may need surgical records or physical therapy notes to establish their severity.
The 90/180-Day Rule
The ninth category offers a path for injuries that cause severe short-term disability but may not result in permanent limitations. An injured person who proves they missed substantially all of the material acts which constitute their usual and customary daily activities for at least 90 of the first 180 days post-accident may satisfy the threshold through this provision.
Courts interpret "substantially all" and "usual and customary daily activities" strictly. Normal activities of daily living include work, household tasks, childcare responsibilities, and recreational pursuits. A person who returned to light-duty work or managed household tasks during the 180-day window may struggle to satisfy this category. Medical records, employment documentation, and detailed testimony about limitations during this period become essential.
Why Insurance Companies Fight Threshold Claims
Insurance carriers have strong financial incentives to dispute serious injury threshold claims. If an injured person fails to clear the threshold, the insurance company avoids paying any damages for pain and suffering. This saves potentially significant sums, particularly in cases involving substantial medical treatment or long-term limitations.
Independent Medical Examinations
New York law permits insurance companies to require injured claimants to attend medical examinations with doctors selected by the insurer. These Independent Medical Examinations (IMEs), conducted pursuant to CPLR § 3121, might produce reports that minimize injury severity or attribute findings to pre-existing conditions.
IME doctors frequently perform brief examinations and issue lengthy reports disputing the injured person's complaints. The reports may claim normal range of motion, no objective findings, or degenerative causation. These opinions create factual disputes that complicate settlement negotiations and trial preparation.
Common Defense Arguments
Insurance defense strategies in threshold cases follow predictable patterns. The following arguments appear frequently in serious injury disputes:
- The injury existed before the accident and was not caused by the crash
- Objective testing shows normal findings despite the plaintiff's complaints
- Treatment gaps suggest the injury is not as serious as claimed
- The plaintiff returned to work or normal activities too quickly to have suffered serious injury
- Reported limitations are self-serving and unsupported by medical evidence
Each of these arguments requires specific evidence to overcome. Attorneys who handle New York car accident cases anticipate these defenses and work to document injuries thoroughly from the outset.
Medical Documentation That Strengthens Threshold Claims
The strength of a serious injury claim depends heavily on the quality of medical evidence. Courts require objective medical findings, not merely subjective complaints. Injured people benefit from consistent treatment, appropriate diagnostic testing, and healthcare providers who document findings carefully.
Objective Testing Requirements
Range-of-motion testing using goniometers produces specific measurements that courts find persuasive. A finding that cervical rotation is limited to 45 degrees when normal is 80 degrees provides concrete evidence of functional limitation. Subjective complaints of neck pain, standing alone, rarely satisfy the threshold.
MRI imaging, nerve conduction studies, and other diagnostic tests provide objective documentation of underlying pathology. These tests help establish that a real injury exists, though they must be paired with evidence of functional limitation.
Treatment Consistency
Gaps in medical treatment create problems in threshold cases. Insurance companies argue that significant injuries require consistent care. A person who stops treatment for months and then returns complaining of ongoing problems faces skepticism from courts and insurers alike.
Consistent treatment also generates ongoing documentation. Each office visit creates records that may describe symptoms, findings, and limitations. This paper trail builds the foundation for proving serious injury at trial if necessary.
The Role of Medical Experts
Complex threshold cases may require expert medical testimony. Treating physicians may testify about their findings and opinions regarding causation and permanence. New York injury attorneys may have medical experts review records and provide opinions specifically addressing threshold requirements.
Expert reports and testimony translate medical findings into legal conclusions. A neurologist who explains that MRI findings combined with clinical examination establish permanent spinal injury provides the bridge between medical evidence and legal standards.
Why Minor-Looking Crashes Cause Serious Injuries
Property damage does not reliably predict injury severity. A crash that leaves vehicles with minimal visible damage may still cause significant injuries to occupants. The human body responds to collision forces differently from sheet metal and bumper covers.
Biomechanics of Low-Speed Collisions
Vehicles absorb crash energy through designed crumple zones. If damage is minimal, less energy was absorbed by the vehicle structure, meaning more energy potentially transferred to the occupants.
Rear-end collisions at speeds as low as 5-10 miles per hour may cause cervical spine injuries. The head and neck whip backward and forward rapidly, potentially causing disc injuries, ligament tears, or nerve damage. These injuries may not produce immediate symptoms but develop over hours or days.
Insurance Tactics in Low-Damage Cases
Insurance adjusters may point to minor vehicle damage when disputing serious injury claims. The argument essentially states that minor crashes cause only minor injuries. This position ignores biomechanical research and oversimplifies a complex medical question.
Documenting injuries thoroughly becomes even more important when property damage appears minor. Detailed medical records, diagnostic imaging, and expert opinions help overcome the assumption that minor damage means minor injury.
FAQ for Serious Injury Threshold Claims in NY
What Happens If the Insurance Company Disputes My Threshold Claim?
Disputes over this "serious injury" rule often lead to extra legal steps, like a motion or even a trial. Usually, the person being sued (the defendant) asks the judge to dismiss the case, claiming the injured person (the plaintiff) hasn't met the serious injury threshold. The injured person then has to fight back with medical proof that shows there's a real disagreement about the injury's severity. If the judge lets the case move forward, the question of whether the injury is "serious" is decided by a jury, along with the amount of money for damages.
How Do Pre-Existing Conditions Affect Threshold Claims?
New York follows the "eggshell plaintiff" doctrine, meaning defendants take plaintiffs as they find them. A pre-existing condition that was asymptomatic before the accident but became symptomatic afterward may still support a serious injury claim. However, proving the accident caused the change requires careful medical evidence distinguishing pre-accident status from post-accident limitations.
Are Psychological Injuries Covered Under the Serious Injury Threshold?
Psychological injuries alone generally do not satisfy the serious injury threshold under current New York case law (see Sellitto v. Casey). However, psychological conditions that accompany physical injuries may factor into damages calculations once the threshold is met. Post-traumatic stress, anxiety, and depression frequently accompany serious physical injuries from car accidents.
What If I Did Not Seek Medical Treatment Immediately After the Crash?
Delayed treatment creates challenges but does not automatically bar a claim. Some injuries, particularly soft tissue damage, develop symptoms over hours or days. Courts examine the reasons for delay and whether subsequent treatment records support the claimed injuries. Prompt medical attention remains advisable both for health reasons and for documentation purposes.
When Legal Review Makes the Difference
The serious injury threshold creates genuine uncertainty for many accident victims. What seems like an obvious injury may face aggressive legal challenges. What seems like a minor ache may actually meet the statutory requirements. Self-assessment rarely produces accurate conclusions about threshold eligibility.
At Hach & Rose, LLP, our attorneys have spent nearly 25 years fighting for fair compensation for injured New Yorkers. We understand how insurance companies approach threshold disputes and what evidence is most effective in pursuing compensation. Our team reviews cases at no upfront cost and works on a contingency fee basis, meaning we only collect fees if we recover compensation on your behalf.
If you were injured in a car accident and have questions about whether your injuries meet the serious injury threshold, we encourage you to contact our office for a free consultation. A conversation may help clarify your options and provide direction during a confusing time.