What Is Considered a Serious Car Accident? Understanding Serious Injuries, Legal Rights, and Compensation

By Emery Ledger on July 12, 2026

What is considered a serious car accident for you may not be what the insurance company claims. Not every accident is serious. Serious car accidents involve significant property damage and medical care needs. Every victim needs to understand their rights in these cases.

The at-fault driver must pay for any losses you have, big or small. Trust a car accident lawyer with your case.

What Is Considered a Serious Car Accident?

Serious car accidents cause injuries, fatalities, and vehicle damage. These are high-impact accidents causing substantial damage. Many states have serious accident laws. State laws require any accident involving injuries to be reported. Drivers shouldn’t leave the scene of the accident. If the other party won’t wait, remain at the scene. Wait for police to arrive.

What Is Considered a Serious Injury in a Car Accident?

Serious injuries include medical care, including but not limited to hospitalization, surgery, and ongoing treatment. They may involve permanent impairment, disfigurement, and long-term disability. Insurance laws differ when defining a serious injury. However, if you believe your accident required emergency medical care, that likely falls into this classification.

How States Define Serious Injury

Some no-fault states use statutory serious injury thresholds. Your injuries may amount to costs above and beyond the figure stated. Serious injury claims allow you to then seek legal action beyond what personal injury protection (PIP) limits you. This usually includes permanent disability, fractures, or significant loss of bodily function.

Common Injuries in Serious Car Accidents

Many accidents result in serious injuries. These injuries often require significant medical treatment and recovery. Some of the most common examples of serious injuries in car accidents:

Traumatic Brain Injuries (TBI)

Head injuries of all types are serious. Any type of injury to the head or brain, including from the rapid back and forth movement requires medical attention. Long-term cognitive and physical effects are likely. Concussions are one of the most common types.

Spinal Cord and Neck Injuries

Spinal cord or column damage can result in serious injuries. They require long-term recovery. Examples include:

• Spine damage to nerves
• Partial or full paralysis
• Herniated discs
• Severe whiplash

Broken Bones and Multiple Fractures

High-impact crashes often result in broken bones. This can occur across any location of your body. Skull fractures, arms, legs, and ribs are common. Many require surgery and rehabilitation.

Internal Organ Injuries

The traumatic impact and blunt force trauma to the torso often result in internal injuries. This may include bleeding or organ damage. Symptoms take time to become apparent. But they can be life-threatening.

Severe Burns and Lacerations

Fires cause burns. Glass shattering and vehicle impact cause deep lacerations. Both lead to infection risks. Some also require surgery, stitches, or grafting. Many victims suffer serious risk of permanent scarring and deformities.

Are Low-Speed Auto Accidents Always Minor?

Low-speed car accidents may cause serious injuries. You may have whiplash, concussions, and soft tissue damage. All of these require medical care. Some require hospitalization, medication, and complex treatments. Always get a medical evaluation. That’s true even if you feel fine.

Factors That Make a Car Accident Serious

A number of factors contribute to a vehicle accident that could make it a serious accident. It depends on who is answering that question. Courts, insurers, and investigators all think a bit differently. However, some factors consistently play a role in serious accidents.

Speed and Force of Impact

Serious accidents often are a result of high speeds and high impact incidents. Collision speed plays a significant role in injury risk. That’s due to kinetic energy and how energy moves from one vehicle to the next. The faster the vehicle is traveling, the more significant the vehicle damage.

Number of Vehicles Involved

Multi-vehicle crashes involve numerous vehicles. Each brings force to the accident at impact. These result in serious injuries. They make determining liability more challenging.

Vehicle Rollover or Side-Impact Collisions

Where the crash occurs plays a role in the seriousness. Crashes involving a rollover or side-impact cause a higher risk of serious injuries. The risk of a person being crushed is much higher. People within the vehicle are more vulnerable in these cases.

Mandatory Reporting of Serious Car Accidents

Report your accident to the police in every situation. Most state laws require individuals to stop and remain at the scene if there is more than $1000 worth of property damage or someone is hurt. Laws vary by state. However, in cases of injury, fatality, and significant property damage, It’s best to report all cases involving fatalities, injury, and significant property damage.  

What Should You Do After a Serious Car Accident?

After an accident prioritize your safety and well-being. Your goal should always be to protect your health. Then, preserve evidence that could help you to seek a claim against those at fault.

Seek Immediate Medical Attention

Always get medical care after an accident. Don’t delay in doing so. Conditions like whiplash, internal bleeding, and concussions don’t have outward signs immediately. You may not know they occurred. Early diagnosis and treatment preserve evidence.

Report the Accident to Police

Call 911 in every situation. Wait for police to arrive at the scene. Provide them with only accurate information and evidence. This includes filing a police report. This process documents evidence and also strengthens your insurance and legal claim.

Document Your Injuries and Evidence

Gather as much information as you can at the scene. At the very least, try to capture the following:

• Photos of the damage to the vehicles
• Photos of your injuries
• Witness name and contact information

Then, keep all other evidence. That includes medical records and receipts from any out-of-pocket expenses.

Avoid Giving Recorded Statements Too Soon

Avoid contacting the insurance company. If you do, don’t allow them to record the call. Insurance adjusters are never working on your behalf. Instead, work with an attorney who can help you immediately with your case.

Attend All Medical Appointments

Go to the hospital or emergency room right after your accident. Then, complete all follow-up recommendations. Get the treatment they recommend. Document your losses as you go. That’s going to demonstrate your injuries and prove your losses.

Potential Compensation After a Serious Car Accident

Your losses depend on the evidence you have. Most cases involve both economic and non-economic losses. This includes:

• • Medical costs from the accident and recovery
  • Lost wages
  • Rehabilitation costs
  • Pain and suffering
  • Future care needs

Factors That Affect Compensation

The value of compensation you receive depends on multiple factors. Your attorney will help you research solutions. Factors such as the following are important.

• Injury severity
• Liability
• Insurance coverage available
• Long-term disability

Recovering Damages After a Serious Accident

You have the right to pursue a claim that includes all of your losses. This starts with an insurance claim filed against the at-fault party’s policy. Most cases settle like this. If they don’t, your attorney may seek a lawsuit. It’s up to the victim to prove negligence.

Do You Need a Car Accident Attorney?

It’s beneficial to hire a car accident lawyer in all serious accident cases. It’s always a good idea to hire an attorney if there are serious injuries. This includes catastrophic injuries. You also benefit from an attorney if there are disputes over liability or insurance coverage.

How an Attorney Can Help After a Serious Car Accident

An attorney provides a wide range of services to you. That includes:

• Investigating the accident fully
• Gathering evidence to support liability and losses
• Negotiating settlements
• Pursuing litigation when necessary

Understanding What Is Considered a Serious Car Accident

A serious car accident occurs when a person suffers severe injuries and financial loss from a motor vehicle crash. Serious accidents result in the need for medical care. Legal rights and documentation to prove your losses are big factors.

Hire a car accident lawyer. Ledger Law is a trusted choice. We help with serious car accidents investigation, deal with insurance companies, and pursue compensation for medical bills, lost wages, pain and suffering, and other damages.

FAQs About What Is Considered a Serious Car Accident 

What is considered a serious injury in a car accident?

A serious injury is one that causes significant injury resulting in the need for medical care.

How do insurance companies determine if a car accident is serious?

Car accidents are serious if injuries happen or there is significant property damage to one or more vehicles.  

Can a low-speed crash be considered a serious accident?

A low-speed crash can be a serious car accident if it involves life-threatening outcomes, medical care needs, or significant property loss.  

What are the most common serious injuries in a car accident?

Traumatic brain injuries, spinal cord injuries, broken bones, and internal injuries are common serious accident injuries. 

Do I need to report a serious car accident to the police?

Yes. You should always report all accidents to the police.  

What compensation can I recover after a serious car accident?

You can recover damages for all losses you have. That includes medical expenses, lost wages, and pain and suffering. 

How long do I have to file a claim after a serious car accident?

You must file a claim within the state’s statute of limitations. This is often two years, but differs in each state. 

Should I hire a lawyer after a serious car accident?

You should hire a car accident lawyer if you have serious injuries or financial loss.

Emery Ledger

Emery Brett Ledger brings more than 27 years of experience to personal injury law. He founded & led The Ledger Law Firm in securing over $100 million in compensation for clients with life-altering injuries & complex claims. Licensed in California, Texas, & Washington, Emery earned his law degree from Pepperdine University School of Law. His practice areas include car & truck accidents, wrongful death, catastrophic injuries, maritime claims, & mass tort litigation. He has been recognized by The National Trial Lawyers’ Top 100, Mass Tort Trial Lawyers Top 25, and America’s Top 100 Personal Injury Attorneys. Emery also received the 2025 Elite Lawyer Award & holds a perfect 10.0 Avvo rating with Platinum Client Champion status. His legal work has been featured on CNN, Forbes, NBC, & ABC.