The ballot measure would have enacted a tax of 10 percent on profits derived from sports betting at racetracks. Individuals would have been required to be 21 years of age to engage in legal sports betting. The ballot measure would have defined sports betting as wagering on the results of professional, college, or amateur sport and athletic events, with the exception of high school sports and events featuring a California college team. Proposition 26 would have legalized sports betting at American Indian gaming casinos and licensed racetracks in California. Overview What would Proposition 26 have changed?