Alaska UM/UIM coverage: required at 50/100 minimum.
Authority: Alaska Stat. § 28.20.445. Stacking treatment: allowed. Personal-injury filing deadline still applies: 2 years from the date of injury.
Why UM/UIM coverage matters in Alaska
When the driver who caused your Alaska crash has no insurance , or has only the state-minimum policy and your injuries blow through it , the only money left on the table is on your own policy. That money comes from UM/UIM coverage.
Alaska requires every auto policy to include UM coverage at a minimum of 50/100 (Alaska Stat. § 28.20.445). Drivers cannot decline UM in Alaska , the legislature decided the protection is too important to leave optional.
UIM coverage: when the at-fault driver has too little insurance
Underinsured-motorist (UIM) coverage activates when the at-fault driver has SOME insurance but not enough. Alaska drivers carrying UIM at $300,000, hit by a driver with the $25,000 state-minimum policy, can collect the difference (up to UIM limits) from their own carrier after settling with the at-fault liability insurer.
Stacking UM/UIM limits in Alaska
UM stacking , the ability to combine UM coverage across multiple vehicles on the same policy or across multiple policies , is treated differently in every state. Alaska's rule on stacking: allowed. Stacking dramatically increases available coverage in households with multiple insured vehicles.
Common procedural pitfalls
Alaska UM/UIM policies all contain procedural conditions: prompt notice, cooperation in the carrier's investigation, attendance at an examination under oath, and (most importantly) notice + consent before settling with the tortfeasor. Each is a potential coverage trap for the unwary.
Hit-and-run claims in Alaska
A Alaska hit-and-run victim turns to their UM coverage when the at-fault driver is unidentified. The policy typically requires either physical contact between the vehicles or independent corroborating evidence (eyewitness testimony, surveillance video) before a phantom-vehicle claim is paid.
The UM/UIM claim process in Alaska
The standard Alaska claim process treats the at-fault carrier as the first source of recovery. If that policy is inadequate, secondary sources include the plaintiff's own UM/UIM coverage, any applicable umbrella policies, and (in third-party-defendant cases) the assets of co-defendants. Each tier requires separate notice, separate documentation, and separate negotiation strategy. Missing a notice deadline on any tier can extinguish that source of recovery entirely.
Alaska insurance carrier landscape for UM claims
Alaska's auto-insurance market is dominated by a familiar set of carriers , State Farm, GEICO, Progressive, Allstate, Liberty Mutual, USAA, and Farmers , plus regional specialists. Alaska's Department of Insurance publishes complaint ratios and market-share data annually; carriers with high complaint ratios relative to market share are flagged for additional regulatory scrutiny. For plaintiffs, this matters because complaint-ratio data is admissible bias evidence in extreme bad-faith cases.
Evidence that wins Alaska UM/UIM disputes
Evidence preservation matters even more in Alaska than in other jurisdictions because of the state's civil procedure rules around spoliation. The first 30 days after the incident are decisive: medical records, photographs of injuries and the scene, witness contact information, and any video footage (residential doorbell cameras, retail security systems, dashcam) all need to be secured before they are overwritten or discarded. Alaska courts can impose evidentiary sanctions on parties who lose control of relevant evidence after notice of a potential claim.
Real-world Alaska UM/UIM case patterns
Pattern: a Alaska pedestrian is struck in a crosswalk by a delivery van whose driver was looking at a phone. The defendant carries the minimum Alaska liability policy of $25,000. The plaintiff's UM/UIM coverage on their own policy is $300,000 stacked across three vehicles. The eventual recovery in such cases typically maxes out the defendant's liability and then taps the plaintiff's UIM for the balance, with a coordinated release between the two carriers to avoid coverage disputes.
Mistakes that reduce Alaska UM/UIM recovery
Three avoidable errors recur in Alaska personal-injury cases: settling the property-damage claim without coordinating release language, missing the pre-suit notice deadline for any government-defendant component of the case, and undervaluing future-medical damages because the plaintiff did not get a life-care plan or a vocational expert. Each of these errors can transform a high-value case into a low-value one.
Alaska UM/UIM FAQ
Is UM coverage required in Alaska?
Yes. Alaska mandates UM coverage at a minimum of 50/100 under Alaska Stat. § 28.20.445.
What is the difference between UM and UIM in Alaska?
UM (uninsured motorist) pays when the at-fault driver has NO insurance. UIM (underinsured motorist) pays when the at-fault driver has SOME insurance but their limits are inadequate to cover your damages. Alaska policies typically bundle the two together, though limits and exclusions can differ.
Can I stack UM coverage in Alaska?
Yes , Alaska permits stacking of UM limits across multiple insured vehicles on the same policy or across multiple policies.
What if the at-fault driver fled the scene?
UM coverage on your own policy applies to hit-and-run / phantom-vehicle scenarios in Alaska, typically subject to physical-contact or independent-corroboration requirements set by your policy.
Do I need to notify my insurer before settling with the at-fault driver?
Yes. Almost every Alaska UM/UIM policy requires written notice and consent before settling with the at-fault liability carrier. Settling without consent can void UM/UIM coverage by extinguishing the carrier\'s subrogation rights.
How long do I have to file a UM/UIM claim in Alaska?
The policy itself sets the notice deadline (often "as soon as practicable" or 30-180 days). The underlying personal-injury SOL is 2 years under Alaska Stat. § 09.10.070, and most courts treat UM claims as contractual , meaning the contractual limitations period in the policy may also apply.
Related Alaska topics
Sources
- Alaska UM/UIM statute: Alaska Stat. § 28.20.445.
- Auto-insurance framework: Alaska Stat. § 28.22.101.
- Personal-injury SOL: Alaska Stat. § 09.10.070.
- Industry data: Insurance Information Institute uninsured-driver statistics.
Last verified against primary sources on 2026-05-16.