Despite the many ways Washington state takes prides in its spirit of innovation, it still ranks dead last when it comes to its tax code, according to a new study by the Institute on Taxation and Economic Policy (ITEP). Our state has the most upside-down tax code in the country, forcing people with the lowest incomes to pay 17.8 percent in state and local taxes as a percent of their income – while the state’s wealthiest residents pay just 3 percent.
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