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Passenger Injuries on a Motorcycle in Illinois: Who Pays?

Passenger Injuries on a Motorcycle in Illinois: Who Pays?

Illinois Law
Scheduled to publish October 15, 2026

You climbed on the back for a ride down DuSable Lake Shore Drive, or a run out to the suburbs on a warm Saturday. You were not driving. You were not making the decisions. And now you are the one in the hospital. If you were hurt as a passenger on a motorcycle in Illinois, you have real rights, and passengers almost always have one of the strongest claims on the road.

Quick answer: As a passenger you did not control the bike, so the crash almost certainly was not your fault. The real question is whose insurance pays, and there are often several policies to reach, including UM/UIM coverage that can follow you personally.
25/50
Required Illinois UM minimums that cannot be waived (625 ILCS 5/7-203)
0%
Fault a passenger is usually assigned in a crash
No
Illinois helmet law, so a lack of one cannot be used against you

Who a Passenger Can Make a Claim Against

As a passenger, you did not control the bike. You did not choose the speed, the lane, or the moment to turn. That is exactly why the law treats you favorably: the crash almost certainly was not your fault. The question is not whether you have a claim, it is whose insurance covers you. There are usually two possible sources of fault. The other driver, if a car ran the light, turned left across your path, or drifted into your lane, means that driver's liability insurance is typically the first place you look. The motorcycle operator, if the person you were riding with caused or contributed to the crash by speeding, following too close, or riding impaired, means their insurance can be on the hook too. Sometimes it is both, and you may have a claim against each of them.

The Hard Part: When the Driver Is Someone You Love

Here is the reality nobody enjoys talking about. If your rider was partly or fully at fault, a full recovery may mean making a claim against their insurance. And if that rider is your spouse, your best friend, or your brother, that can feel like a betrayal. It is not.

How Multiple Policies and UM/UIM Can Apply

Passenger cases often involve more coverage than people realize, and stacking those sources is where a good motorcycle lawyer earns their keep. Depending on the facts, the at-fault driver's liability coverage, the motorcycle operator's liability coverage, and Uninsured or Underinsured Motorist (UM/UIM) coverage may all come into play. So can your own auto policy's UM/UIM and MedPay, which can follow you as a person even though you were on someone else's bike. That last point surprises people. In Illinois, UM coverage is required at 25/50 minimums and cannot be waived, and UIM is required when you buy higher UM limits (625 ILCS 5/7-203; 215 ILCS 5/143a). Because that coverage can attach to you, your own policy may help pay for injuries you suffered as a passenger. Serious injuries can blow past a single 25/50 policy in a hurry, so finding and stacking every applicable layer is often the difference between a settlement that covers your care and one that leaves you holding the bill.

Comparative Negligence for Passengers

Illinois uses modified comparative negligence, the 50% Rule (735 ILCS 5/2-1116). If you are more than 50% at fault, you recover nothing; at 50% or less, your award is reduced by your share. Here is the good news for passengers: you are rarely assigned any fault at all. You were not operating the vehicle and did not make the driving decisions that caused the crash, so in most cases a passenger's share of fault is zero. Insurers will still look for an angle. They might argue you knew the rider had been drinking and got on anyway, or that you were not wearing eye protection. Worth knowing: Illinois has no helmet law, and the lack of a helmet cannot be used to argue you were at fault for a head injury. Most passenger fault arguments are weak, but they are another reason to have someone in your corner who knows how to shut them down.

Hurt riding on the back of a motorcycle?
Get a free case review at no cost with Derek Martin and the Driver Defense Team, part of Ride Nation Chicago, and ask about the BikersWin $20,000 motorcycle giveaway.
Derek Martin
Founder, Driver Defense Team. Member, National Academy of Motorcycle Injury Lawyers
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