This legalised table games and created a much-needed source of revenue, while in 1945, similar legislation was passed to make slot gaming permissible in the state.ġ945 – 1985 The Supreme Court moved to ban slots just five years later in 1950, and it wasn’t until 23 years later that the state relaxed its approach by legalizing bingo and raffles for charitable purposes. 1310 15th Street West, Billings, 59102-4116ĩ06 East Commercial Avenue, Anaconda, 59711ģ11 E Main St, White Sulphur Springs, 59645ġ04 Kootenai Creek Rd, Stevensville, MT 59870ģ3 Diamond Rd, Superior, Superior, MT 59872ġ937 – 1945 In the wake of Prohibition and the Great Depression, Montana was starved of state tax income and introduced the Hickey Act in 1937.