Exxon Valdez oil spill happened on March 24 , 1989 . California Refinery and Chemical Plant Worker Safety Act of 1990 added section 7872 and 7873 to the Labor Code . On September 25 , 1992 , A.B. 2601 was signed into law . It protected gays and lesbians against employment discrimination . California was the seventh state to add sexual orientation to laws barring job discrimination
Exxon Valdez oil spill
Exxon Valdez oil spill
California Labor Code