Americans with Disabilities Act (ADA)
A comprehensive civil rights law which makes it unlawful to discriminate in private sector employment against a qualified individual with a disability. The ADA also outlaws discrimination against individuals with disabilities in state and local government services, employment, public accommodations, transportation, and telecommunication. The law was enacted in July 1990. The private sector employment provisions (Title I) became effective for employers with 25 or more employees on July 26, 1992, and on July 26, 1994, for employers of 15 or more employees. The public sector employment provisions (Title II) became effective on January 26, 1992.
Source: U.S. Department of Labor