The Association of American Law Schools (AALS), formed in 1900, is a non-profit organization of 176 law schools in the United States. An additional 19 schools pay a fee to receive services but are not members. AALS incorporated as a 501(c)(3) non-profit educational organization in 1971. The association is a member of both the American Council on Education and the American Council of Learned Societies Its headquarters are in Washington, D.C.