The National Automobile Dealers Association, founded in 1917, represents more than 19,700 new car and truck dealers, both domestic and international, with more than 43,000 separate franchises.

NADA membership is open to any new-automobile or new-truck dealership holding a new automobile or truck sales and service franchise.

NADA:
- provides counsel on legal and regulatory matters
- represents dealers on Capitol Hill
- develops research data on the automobile industry
- operates training and service programs to improve dealership business operations, sales and service practices