With what authority is the National Highway and Traffic Safety Administration entrusted?

The National Highway Traffic Safety Administration (NHTSA) in the United States is entrusted with the authority to regulate and oversee road safety and vehicle standards. This agency, operating under the Department of Transportation (DOT), sets safety standards for vehicles and equipment, regulates fuel economy to reduce emissions, investigates and enforces vehicle recalls for safety defects, collects and analyzes crash data, promotes road safety through education, conducts research, and works to prevent vehicle theft. NHTSA's core mission is to enhance road safety, save lives, and reduce traffic-related injuries and accidents through various regulatory, enforcement, and educational initiatives.