Arizona has a flat 2.50 percent individual income tax. Arizona has a 4.90 percent corporate income tax rate, a 5.60 percent state sales tax rate, a max local sales tax rate of 5.30 percent, and a 8.37 percent combined state and local sales tax rate.
Progressive tax systems have tiered tax rates that charge higher-income individuals higher percentages of their income and offer the lowest rates to those with the lowest incomes. Flat tax plans generally assign one tax rate to all taxpayers. No one pays more or less than anyone else under a flat tax system.
