Renting a car in New Hampshire should be a straightforward experience, but for many consumers, it becomes a frustrating ordeal when unexpected or unauthorized charges appear on their credit card statement. These charges can range from dubious damage claims to phantom fuel refills or undisclosed administrative fees. Understanding your rights and knowing the steps to take is crucial to protect your wallet and peace of mind. Understanding Unauthorized Car Rental Charges in New Hampshire An unauthorized car rental charge is any fee or cost applied to your rental agreement or credit card that was not explicitly agreed upon, disclosed, or justified by the rental terms or your actions. In New Hampshire, consumers are protected by specific laws designed to ensure transparency and fair dealings, most notably the New Hampshire Consumer Protection Act (NHCPA), RSA 358-A. What Qualifies as an Unauthorized Charge? Common types of unauthorized charges include: ...