Arizona Votes Today on Sales Tax Increase May 18, 2010 Joseph Bishop-Henchman Joseph Bishop-Henchman Arizona voters go to the polls today to decide Proposition 100, which will raise the state’s sales tax by one percentage point for three years. Arizona’s combined 7.92% sales tax is the 9th highest now, and if the rate goes up a point, it will become the 3rd highest. That’d be behind only Tennessee, which has no wage tax, and California, not a state to emulate for fiscal policy. And although is true that Arizona is a relatively low-tax state, they are middle-of-the-road on business tax climate. Click on the image for larger size version of the “State Business Tax Climate Index” map. Click here for the map in printer-friendly or alternative formats (PDF, TIFF). More on sales taxes here. More on Arizona here. Stay informed on the tax policies impacting you. Subscribe to get insights from our trusted experts delivered straight to your inbox. Subscribe Share Tweet Share Email Topics Center for State Tax Policy Arizona Business Taxes Individual and Consumption Taxes