IMO, it's up to you if you want to drive unimproved roads and run the risk of voiding your rental car contract. Setting up an online account with us is free and easy.Simply click on the Account link and enter the requested information. This bill enacts provisions regarding vehicle rentals and establishes requirements for 10 private vehicle rentals. If someone not listed on the rental agreement is driving at the time of the accident, it could be considered a breach of the rental contract. 1. Valid Drivers License from Country of Origin. 2. All renters and additional drivers must be 21 or older. All renters must have a valid driver's license and a major credit card or debit card in their name. Vehicles will not be released without payment. You will be able to get a rental car is you can change the reservation to another person's name and they're prepared to drive instead.