The tax law in question was put on the books in the 1960s, and says that any business that offers customers the "opportunity" to dance will be subject to a tax. According to ABC News, many Washington businesses complain of arbitrary enforcement of the statute. The state legislature is considering a repeal.
So on Monday, taxpayers descended on the state Capitol in Olympia, Wash., to protest the law with various dance moves. ABC News reports that the flamenco, salsa, tango and conga line all made appearances during the spirited protest.
But Washington's is hardly the only strange tax law on the books: Check out the slide show below for some truly odd revenue-generating statutes: