Uninsured and Underinsured Drivers in California: What Happens When the Other Driver Has Almost No Coverage?

You did everything right. You bought insurance. You followed the rules. You were sitting at a red light, minding your business. Then someone rear-ends you hard enough to shove your car into the intersection. Airbags. Noise. Pain in your neck and back. The other driver? No insurance. Or just the bare minimum: $15,000 per person / $30,000 per accident — the limits required by California Vehicle Code § 16056. Now what?
At In Motion Law, we know how to connect the dots between your real losses and the tiny limits (or zero coverage) on the other side so you can get the compensation you deserve.
California’s Minimum Coverage vs. Real‑World Damages
California lets people legally drive with liability limits as low as:
- $30,000 for bodily injury to one person
- $60,000 total per accident
- $10,000 for property damage
Those numbers might have felt big in 1980. Today, one night in a California emergency room can burn through them. So when an at‑fault driver only has the minimum (or no policy at all) you instantly run into three hard truths:
- Your injuries don’t care about policy limits.
- The other driver probably doesn’t have assets worth chasing.
- If you don’t have the right coverage and strategy, you eat the shortfall.
The law doesn’t magically create insurance money just because you’re badly hurt.
Enter UM/UIM: The Coverage You Don’t Think About Until It’s Too Late
This is the part your insurance company whispers in fine print: your best protection against uninsured and underinsured drivers is your own policy.
Specifically:
- Uninsured Motorist (UM) coverage
- Underinsured Motorist (UIM) coverage
In California, UM/UIM is governed by Insurance Code § 11580.2. You’re supposed to be offered it when you buy your policy. If you don’t want it, you have to reject it in writing.
If you did buy UM/UIM, you’ve quietly done the smartest thing a California driver can do. Because your own UM/UIM coverage can step in to pay certain expenses when the other driver has no insurance at all (UM) or not enough insurance to cover your damages (UIM).
In other words, you may be able to make a claim against your own insurance company as if they insured the at‑fault driver.
How It Actually Plays Out When the Other Driver Is Uninsured or Underinsured
Let’s simplify what happens in the real world.
Scenario 1: Completely Uninsured Driver
The other driver has no coverage. You have UM on your policy. You make a UM claim with your own insurer. Your insurance company suddenly acts like the at‑fault driver’s insurance company:
- Questioning your injuries
- Minimizing your pain
- Offering lowball settlements
No, they are not on your side just because you pay them. From the moment you make a UM claim, your interests and theirs are directly opposed.
Scenario 2: Underinsured Driver (Tiny Policy, Big Injuries)
Other driver has minimum limits. You’re badly hurt. You also have UIM. The sequence often looks like this:
- We pursue the at‑fault driver’s liability policy first.
- When they tender their policy limits, we don’t celebrate. We evaluate.
- Then, we look at your UIM coverage.
- If your UIM limits are higher than the at‑fault driver’s limits, we may be able to pursue the difference.
- We negotiate or arbitrate with your own insurance company for the UIM portion.
Yes, again, they will act like they don’t owe you much. That’s when evidence, strategy, and pressure matter. That’s where it helps to be represented by a lawyer.
If You’ve Been Hit by a Driver With Little or No Insurance, Let’s Talk
This is not the time to assume, guess, or take your insurer’s word for what your claim is “worth.”
If you were injured by an uninsured or underinsured driver in California, contact In Motion Law for a free consultation.
We’ll tell you what coverage really exists, what your case is realistically worth, and how to pursue the compensation to which you are entitled. Call at 619-693-8336 to discuss the facts of your case.