Car rental companies offer several different insurance options that your existing policy might already cover. If you have reserved the vehicle for a longer period of time, you must go into the location prior to the 31st day and renew the rental agreement (contract).Examination of Records not Available in the Salt Lake Area. If the necessary books, records and original source documents are not in the Salt Lake area or. This bill enacts provisions regarding vehicle rentals and establishes requirements for 10 private vehicle rentals. A vehicle rental agreement is a legal document a renter or lessee signs when they rent a car from a company or other party. The detailed information regarding the insurance is stipulated in the Car Lease Registration Form. Group, government, corporate, tour, insurance replacement rentals) or similar rates do not qualify.