Attorneys experienced in dealing with uninsured and underinsured motorists, like the lawyers at SANFORD A. KASSEL, A Professional Law Corporation. Uninsured motorist bodily injury (UMBI) coverage helps cover the medical bills of you and your passengers if you're injured in a car accident.What is Underinsured Motorist Coverage? What Does California Law Require Drivers to Carry in Liability Coverage? Personal injury claims arising from car accidents usually allow for two types of damages. DUIs cause Prop 213 to be inapplicable to uninsured motorists seeking non-economic damages in a personal injury lawsuit. Uninsured Motorist Accident. Personal Injury Cases. You will then need to present either the information about the insurance on file for the driver or the certificate of no insurance to your insurance company. Our knowledgeable car accident attorneys have over 60 years of collective legal experience in handling personal injury cases.