How Can a Motorcycle Helmet Affect Your Motorcycle Accident Case?

August 7, 2025 | By O'Connor Acciani & Levy
How Can a Motorcycle Helmet Affect Your Motorcycle Accident Case?

Riding a motorcycle requires careful preparation and a clear understanding of the risks involved. Before setting out, most riders inspect their tires, test their lights, and consider whether to wear a helmet—a decision that can affect both their safety and the outcome of an injury claim. If you're injured in a crash caused by another driver's negligence, whether you were wearing a helmet often becomes a key factor in how your case is assessed.

A crash can result in serious injuries, hospital stays, lengthy recovery periods, and uncertainty about what steps to take. Consulting an experienced motorcycle accident attorney can provide clarity and help you explore your legal options.

Contact the team at O’Connor, Acciani & Levy at (513) 241-7111 to learn more about how we can help.

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How Can a Motorcycle Helmet Affect Your Motorcycle Accident Case?

If you are hurt in a motorcycle crash in Ohio or Kentucky, your decision to wear a helmet may influence how your injury claim is handled. While helmet use is not always legally required, it can become an important part of the discussion between your attorney and the insurance company.

Understanding how helmet laws and fault rules work in your state can help you make informed choices and protect your right to seek compensation.

State Helmet Laws and Your Accident Claim

Photo of car, helmet and motorcycle on road, the concept of road accidents.

Ohio and Kentucky both have partial helmet laws. This means not every rider must wear a helmet at all times, but certain riders are required to do so based on their age or experience. Insurance companies often reference these laws when determining how much compensation to offer.

Whether you were legally required to wear a helmet or not, your decision can still affect your case.

Ohio's Motorcycle Helmet Law

In Ohio, the law only requires certain motorcyclists to wear helmets. These include:

  • Riders or passengers under the age of 18
  • Riders with a novice license, meaning they have held a motorcycle license or endorsement for less than one year

Riders who are 18 or older and have had their license for more than a year are not required to wear a helmet. However, if you are injured in a crash, the insurance company may still argue that not wearing one made your injuries worse, which can reduce the value of your claim.

A motorcycle accident injury lawyer in Ohio will know how to respond to this kind of argument.

Kentucky's Motorcycle Helmet Law

Kentucky also follows a partial helmet law, with different rules than Ohio. According to Kentucky Revised Statute § 189.285, a helmet is required for:

  • Riders or passengers under the age of 21
  • Anyone operating a motorcycle with an instruction permit
  • Anyone who has had their license for less than one year, regardless of age

If you are 21 or older and have had your license for more than a year, the law does not require you to wear a helmet. But, as in Ohio, not wearing one can still be used against you during an insurance claim or legal case.

The Helmet Defense: A Common Insurance Tactic

Human hand over wooden background and tactics text concept

One argument that insurance companies often use against injured riders is the helmet defense. This is when they try to reduce how much they pay by claiming your injuries were more serious because you were not wearing a helmet or were wearing one that was not approved.

This strategy does not claim you caused the crash. Instead, it focuses on the idea that your injuries could have been less severe if you had worn better safety gear.

For example, if a crash on I-75 near Cincinnati or I-65 in Kentucky caused a head or facial injury, the insurance adjuster may say that your choice not to wear a helmet makes you partly responsible for the outcome. This argument fits into the legal idea of comparative fault.

Comparative Negligence in Ohio Motorcycle Cases

Ohio uses a modified comparative fault system under Ohio Revised Code § 2315.33. This means you can recover compensation as long as you are not more than 50 percent at fault for your injuries. If a jury decides you are partly responsible, the amount of money you can receive is reduced by your percentage of fault.

For instance, if you are found to be 25 percent at fault because you were not wearing a helmet, your final settlement would be reduced by that amount. A motorcycle accident injury lawyer in Ohio can help you understand how this law applies to your situation and build a case that limits your share of the blame.

Understanding Comparative Fault in Kentucky

Kentucky uses a pure comparative fault system. This means you can still recover damages even if you are mostly at fault. Your recovery will be reduced by your percentage of responsibility. If you are 60 percent at fault, you can still collect the remaining 40 percent in damages.

In Kentucky, the helmet defense works much the same way. If you are not wearing a helmet and suffer a head, neck, or facial injury, the insurance company may argue that some of your injuries could have been avoided. Even if you were following the law, they may try to assign fault to reduce the amount they owe.

How a Motorcycle Accident Injury Lawyer Fights the Helmet Defense

The insurance company may try to argue that your injuries are worse because you weren’t wearing a helmet. While this may seem like a strong argument at first glance, it is not easy for them to prove in court.

A skilled motorcycle accident injury lawyer uses several strategies to challenge this claim and protect the full value of your case. One key strategy is demonstrating that the absence of a helmet did not cause or worsen your injuries.

Insurance companies cannot simply point to the fact that you weren’t wearing a helmet and expect that to carry weight in court. They are required to present clear and credible evidence showing that your choice not to wear a helmet directly caused your injuries or made them worse.

Proving that is often not easy. Your lawyer will ask whether a helmet could have prevented your specific brain injury, considering the speed and impact of the crash. They will also look for solid evidence that the outcome would have changed had you been wearing one.

In many motorcycle crashes, the impact from a much heavier vehicle can cause serious injuries even when a helmet is worn. Your lawyer’s job is to show that the driver who caused the crash is responsible for your injuries, not your choice of protective gear.

Working with Medical and Engineering Experts

To support your case, your lawyer may bring in medical and scientific professionals. A neurologist or other medical expert can review your records and explain how your injuries happened. Their testimony can help a jury understand whether wearing a helmet would have changed the result.

Your legal team may also work with a biomechanical engineer. These experts study how the human body reacts to crash forces. They can look at factors like speed, direction, and the way the vehicles hit each other.

From there, they can build a scientific model that shows how your body was affected. In many cases, this type of analysis shows that the crash was so forceful that a helmet would not have made a major difference in preventing the injury.

Separating Head Injuries from Other Parts of the Claim

One key way a motorcycle accident injury lawyer weakens the helmet defense is by clearly separating your injuries. This defense only applies to injuries involving your head, face, or neck. It has no impact on other injuries such as broken bones, internal injuries, or soft tissue damage.

Your lawyer will document and organize each part of your injury claim. By doing this, they show the insurance company, and the court, that the helmet question has no connection to many of the damages you are seeking. This approach keeps the helmet defense from reducing the overall value of your claim unfairly.

Preserving the Helmet as Evidence

Evidence Bag and Magnifying Glass

No matter if you were wearing a helmet at the time of the crash or not, it's important to keep it afterward. Throwing it away could mean losing a valuable piece of evidence.

If you did have it on during the crash, the helmet may offer useful details that support your case. Marks like scratches, cracks, or dents can help an accident reconstruction expert better understand the crash and how your head was affected. A damaged helmet can also help show just how serious the impact was, especially if the insurance company tries to suggest that the collision wasn’t severe.

Wearing a DOT-compliant helmet underscores your commitment to safety, which can strengthen your credibility in a claim. This proactive safety measure may help your attorney present you more favorably during legal proceedings. Additionally, if a DOT-approved helmet fails to perform as expected in a crash, it could open the door to a potential product liability claim against the manufacturer.

Reliable information from groups like the National Highway Traffic Safety Administration (NHTSA) and the Centers for Disease Control and Prevention (CDC) helps show what helmets are designed to do and how well they perform in real-world crashes. Your lawyer can use this data to support your claim and respond to any arguments the insurance company may raise.

FAQs for Motorcycle Accident Lawyers

If I was wearing a helmet and still got a head injury, do I have a case?

Yes. A helmet is designed to reduce or prevent injury, not make a rider invincible. The fact that you sustained a head injury even while wearing a helmet is powerful evidence of the violence of the crash. It demonstrates that the impact was so severe that it overcame the helmet's protective capabilities, strengthening the argument that the other driver's negligence was the sole cause of your serious injury.

Does the type of helmet I wear matter in a lawsuit?

It can. Insurance companies will look for any reason to argue you were not being responsible. If you were wearing a novelty helmet that was not DOT-compliant, the defense will argue it offered inadequate protection. Conversely, wearing a federally approved helmet helps show that you took reasonable precautions for your safety, which can be a positive factor in your case.

Can an insurance company refuse to pay my claim if I wasn't wearing a helmet?

An insurance company cannot deny your entire claim solely because you were not wearing a helmet if their insured driver was the one who caused the accident. The other driver's negligence is what establishes their liability. However, they will certainly use your lack of a helmet to try to reduce the amount they have to pay for your head-related injuries, citing comparative negligence.

What should I say to the adjuster if they ask about my helmet?

It is generally best to avoid giving recorded statements to an insurance adjuster without first speaking to a lawyer. The question about your helmet is not just for information; it is part of their process for building a defense against you. You can politely decline to provide details until you have sought legal guidance. A lawyer can handle communications with the insurer to protect your rights.

Is it true a helmet can cause other types of injuries in a crash?

The idea that helmets cause other types of injuries is a persistent myth unsupported by major studies. Decades of research from safety organizations have consistently shown that helmets are incredibly effective at preventing or reducing the severity of head injuries.

There is no reliable scientific evidence to suggest that modern, DOT-approved helmets increase the risk of neck injuries in a crash. They are a proven safety device.

Fight Back After a Motorcycle Crash with a Lawyer Who Focuses on the Facts

Attorney, Barry Levy
Barry D. Levy, Motorcycle Accident Attorney

What you wear on a motorcycle is your choice, but after a crash, that choice can become a legal issue. Insurance companies may try to use it as a way to shift blame and reduce their financial responsibility. Your case should not be defined by whether you wore a helmet, but by the actions of the driver who caused the crash and the harm you’ve suffered as a result.

Our legal team can challenge the insurer’s tactics and present a clear, compelling account of how the crash occurred.

Call O’Connor, Acciani & Levy at (513) 241-7111 to speak with a motorcycle accident injury lawyer and find out how we can help you move forward.