Most of the other states have restrictions placed on the legal purchase of second-owner slot machines, but they have a wide range for what is allowed. Only nine states have a total ban on buying and selling used gaming machines. For that reason, this page focuses on state laws regarding slot machine ownership.įorty-one states allow people to own used slot machines for personal use. So people who want to buy a slot machine shouldn’t be concerned about federal gambling laws, but they do need to know their state gaming machine ownership laws. federal government allows states to decide most gambling laws. Outside of the 1961 Wire Act, the 1992 PASPA law, and the 2006 UIGEA law, the U.S.