The National Independent Automobile Dealers Association (NIADA) is among the nation's largest trade associations, representing the used motor vehicle industry comprised of more than 38,000 licensed used car dealers. Since 1946, NIADA has represented the voice and interests of used car dealers at the federal level in Washington D.C. Coupled with its state association network across the country, NIADA’s grass-roots framework provides a dual layer of advocacy unmatched in the used motor vehicle industry. For more than 70 years, NIADA has engineered programs and leveraged technology to fulfill its mission to advance, educate and promote the independent used car dealer. NIADA members subscribe to a strict Code of Ethics of duty, honor and integrity, and believe in the advancement of small business in support of the free-market system.