Missouri lets riders 26 and older with health insurance ride without a helmet. Here is how helmet use can, and cannot, affect an injury claim.
Since 2020, many Missouri riders have had a legal choice about wearing a helmet. That choice often comes up again after a crash. If another driver caused the collision, the insurance company may point to the missing helmet to argue the claim is worth less.
Whether that argument has any weight depends on what the law required, what injuries you suffered, and whether a helmet would have changed them.
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What Missouri’s Helmet Law Requires Today
Missouri repealed its universal helmet law in 2020. The current rules, found in sections 302.020 and 302.026 of the Missouri statutes, work like this:
- Under 26: riders and passengers must wear a helmet whenever the motorcycle is moving.
- Instruction permit holders: must wear a helmet at any age.
- 26 and older: a qualified operator may ride without a helmet if covered by health insurance or another policy that pays medical benefits for motorcycle crash injuries and can show proof of that coverage on request.
Police cannot stop a rider solely to check helmet compliance. Jefferson City has introduced bills to restore the universal requirement, but as of this writing, the 2020 rules remain in effect.
Does Riding Without a Helmet Hurt Your Claim?
A driver who turned left in front of you or changed lanes into you is still responsible for the collision. The helmet question concerns damages, not who caused the wreck.
Missouri follows pure comparative fault. An insurer may argue that a rider’s choice not to wear a helmet made the injuries worse, and ask for a percentage reduction. That argument is limited in several ways:
- It needs proof. The defense generally has to show, with medical and engineering evidence, that a helmet would have prevented or reduced the specific injury claimed. A general statement that helmets are safer is not enough.
- It only applies to head injuries. A broken leg, a spinal fracture, internal injuries, or road rash have nothing to do with a helmet.
- Legal compliance matters. A rider 26 or older with qualifying insurance was riding within the law. That can make the argument considerably weaker than it is for a rider who was required to wear one.
- It reduces, it does not bar. Even with some reduction, the injured rider can still recover.
How much weight a helmet argument carries depends on the facts. Our article on how fault is decided in a motorcycle accident covers the liability side in more detail.
When a Head Injury is Involved
Head injuries are where the helmet argument comes up most often, and where medical evidence matters most. Helmets are designed for certain impacts. They do not prevent every concussion or traumatic brain injury, especially in high-speed or rotational crashes, and a helmeted rider can still suffer a serious brain injury.
A brain injury claim is built in layers: emergency records, imaging, neuropsychological testing, and the observations of family and coworkers. Our guide on how brain injury claims are proven explains that process. For a rider, the same evidence also helps answer whether a helmet would have made a difference.
Who Pays After a Motorcycle Crash?
The at-fault driver’s liability insurance is usually the first source of recovery. When that coverage is too small for serious injuries, uninsured and underinsured motorist coverage on the rider’s own policies may help.
Riders who go without a helmet must carry health insurance, and that insurer may seek reimbursement from any recovery. Handling those reimbursement claims and medical liens under Missouri law is part of the case, so that more of the recovery stays with the injured rider.
Protecting Your Claim After a Motorcycle Crash
- Keep your gear. If you wore a helmet, do not throw it away or repair it. Its damage can show how the impact happened. The same goes for your jacket, gloves, and boots.
- Get checked for a head injury, even if you feel fine. Symptoms of a brain injury can appear hours or days later.
- Keep proof of your health coverage if you rode without a helmet.
- Do not discuss helmet use with the other driver’s insurer or give a recorded statement before talking with a lawyer.
- Photograph the scene, the vehicles, and your injuries, and get witnesses’ contact information.
Talk to a St. Louis Motorcycle Accident Lawyer
If you were seriously injured in a motorcycle crash, with or without a helmet, The Hoffmann Law Firm can review what happened and how the insurance company is likely to value the claim. Since 1998, our practice has focused exclusively on motor vehicle injury cases, and you will work directly with Attorney Christopher Hoffmann.
Call (314) 361-4242 for a free consultation, or send us a few details. We don’t charge a fee unless we recover compensation for you. You can also learn more about our St. Louis motorcycle accident practice and our brain injury practice.
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