Automobile insurance: underinsured motorist coverage.

Existing law prohibits a policy of bodily injury liability insurance covering liability arising out of the ownership, maintenance, or use of any motor vehicle from being issued or delivered in this state to the owner or operator of a motor vehicle, or from being issued or delivered by any insurer licensed in this state upon any motor vehicle then principally used or principally garaged in this state, unless the policy contains, or has added to it by endorsement, a provision with specified coverage limits insuring the insured, the insured's heirs, or legal representative for all sums within the limits that he, she, or they are legally entitled to recover as damages for bodily injury or…