Information about insurance requirements that must be maintained on all passenger cars and trucks in Utah. Current Utah State Tax Commission motor vehicle forms and publications.How to fill out the Utah Insurance Certificate Guidelines? Auto Insurance Quotes. Filing a Notice of Claim. There are typically three steps in filing a claim: Completing the claim form(s). But, my truck is fully insured. Informal probate is the process for asking the court to appoint a personal representative for a decedent's estate without a hearing. You have 90 days to register your vehicle. You will need to bring the following documentation to your local county motor vehicle office.