February 17, 2026 | By Greene Broillet & Wheeler
Key Takeaways
- Uninsured motorist coverage applies when the at fault driver has no insurance
- Underinsured motorist coverage applies when the driver’s policy cannot cover full losses
- California law requires insurers to offer UM and UIM coverage to drivers
- Drivers who decline UM or UIM coverage must sign a written acknowledgment
- Minimum California liability limits increase January 1 2025 under Senate Bill 1107
Insurance coverage often shapes the financial outcome of a serious car accident in Los Angeles. Many drivers expect insurance policies to cover medical care, vehicle repairs, and missed work. Unfortunately, coverage shortfalls frequently emerge once claims move forward. As those limits become clear, injured motorists often ask, “Do I need uninsured motorist coverage in California?” Medical expenses and income losses can escalate quickly, especially after high-impact crashes on Southern California roads.
Greene Broillet & Wheeler assists injured drivers throughout Los Angeles when insurance gaps complicate recovery. We are also prepared to answer questions about how uninsured and underinsured motorist coverage influences available compensation after a collision.
What Is Uninsured and Underinsured Auto Insurance Coverage?
Uninsured and underinsured motorist coverage, commonly referred to as UM or UIM, often becomes relevant after a car accident involving a driver without insurance or with inadequate coverage to pay for damages. This situation occurs regularly on Los Angeles roads, where traffic volume increases the likelihood of serious collisions.
When the at-fault driver lacks adequate coverage or leaves the scene of a crash, injured motorists often face unpaid medical bills, lost income, and continuing treatment costs. UM coverage generally addresses bodily injury and, in some cases, property damage, while UIM coverage applies when another driver’s insurance cannot cover the full scope of car accident losses.
Do I Need Uninsured or Underinsured Motorist Coverage in California?
California law does not require drivers to carry uninsured or underinsured motorist coverage, but insurers are legally required to offer it to drivers. This places the responsibility for managing risk on each motorist. Many drivers in Los Angeles choose UM coverage, UIM coverage, or both after recognizing how often car accidents involve drivers with no insurance or policy limits far below the cost of serious injuries. Dense traffic, daily commuting, and rising medical expenses increase the risk of uncovered losses when another driver’s coverage fails to cover the full extent of the harm.
Why Uninsured and Underinsured Motorist Coverage Matters for California Drivers
High traffic density and rising medical costs increase financial risk after a car accident. UM and UIM coverage becomes essential because many common situations leave injured drivers without adequate compensation.
- A driver causes a collision while carrying only the minimum liability limits
- A hit-and-run crash leaves no identifiable insurance carrier
- A rideshare or delivery driver operates outside active coverage periods
- A multi-vehicle crash exhausts available liability coverage before all claims are resolved
Each scenario places injured motorists at risk for uncovered expenses tied to medical treatment, vehicle repairs, income disruption, and ongoing rehabilitation costs that insurance may not cover.
What Legal Risks Drivers Face Without Uninsured or Underinsured Motorist Coverage
Drivers without UM or UIM coverage often face limited recovery options after a serious car accident. When the at-fault driver has no insurance, pursuing legal action may offer little relief, as many uninsured motorists lack the resources to pay. When the at-fault driver carries only minimal coverage, insurance limits may run out quickly, leaving significant losses unpaid. Health insurance rarely covers all the consequences of a collision, leaving deductibles, copays, and non-economic damages uncovered.
For Los Angeles drivers who depend on their vehicles daily, these coverage gaps can create lasting financial pressure after a single crash.
How California Law Treats Uninsured and Underinsured Motorist Coverage
California law requires auto insurers to offer uninsured and underinsured motorist coverage when issuing a policy. Drivers who decline either form of coverage typically sign a written acknowledgement confirming the decision. Without UM or UIM coverage, recovery options often depend entirely on the at-fault driver’s insurance or personal financial resources.
California also regulates minimum liability coverage carried by drivers. Under California Senate Bill 1107, effective January 1, 2025, the required minimum limits increased to:
- $30,000 for bodily injury or death of one person
- $60,000 for bodily injury or death per accident
- $15,000 for property damage
Although these minimums satisfy legal requirements, serious car accidents often produce losses far beyond these amounts. UM and UIM coverage remains optional, yet understanding how California law structures insurance obligations helps drivers evaluate financial exposure when another driver lacks sufficient coverage.
Injured by a Negligent Driver in California? Contact a Car Accident Lawyer Today
Wondering if you need uninsured motorist coverage in California after a car accident in Los Angeles involving an uninsured or underinsured driver? Greene Broillet & Wheeler helps injured motorists evaluate UM and UIM coverage, challenge insurance limitations, and pursue full financial recovery. Call 866-634-4525 for a free consultation with a car accident lawyer and learn how the firm can help protect your interests.
Bruce A. Broillet
Bruce A. Broillet is a nationally recognized California trial lawyer and partner, inducted into both the CAALA Hall of Fame and the Lawdragon Hall of Fame, and a member of the elite Inner Circle of Advocates. He has achieved numerous seven- and eight-figure results, including a $3.3 billion settlement against Big Tobacco, the landmark $55 million Erin Andrews verdict, and the largest legal malpractice verdict in California history. Widely regarded as one of the state’s most accomplished plaintiff lawyers, Bruce is a former Consumer Attorney of the Year and a perennial honoree of Best Lawyers in America and Super Lawyers.
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