Americans with Disabilities Act (ADA) of 1990 (with amendments issued through 2008)

(b) Certain conditions

Under this chapter, the term "disability" shall not include

(1) transvestism, transsexualism, pedophilia, exhibitionism, voyeurism, gender identity disorders not resulting from physical impairments, or other sexual behavior disorders;

(2) compulsive gambling, kleptomania, or pyromania; or

(3) psychoactive substance use disorders resulting from current illegal use of drugs.