In a case regarding unionization of the casino's employees, the Federal Court of Appeals found, 'or many years, the Tribe had no resources, and many of its members depended on public assistance. The bingo hall was closed in 2017 and replaced with slot machines. Further expansion occurred with the passage of Proposition 5 in 1998 and Proposition 1A in 2000, which authorized the state to sign compacts with Indian tribal governments to expand tribal gaming. The facility was renamed San Manuel Indian Bingo and Casino. In 1994, the bingo hall was expanded to a casino with slot machines and card games. The original San Manuel Indian Bingo opened on July 24, 1986. It is owned and operated by the San Manuel Band of Mission Indians. Yaamava' Resort and Casino is an Indian casino on the San Manuel Reservation located in Highland, California. Casino in Highland, California Yaamava' Resort and Casino