Arizona taxpayers will actually save more than the original estimate of $1.1 billion over the next three years if the ...

Arizona Gov. Katie Hobbs told the state Department of Revenue to publish the new tax forms with the tax break she says she ...

The IRS filing season starts soon. Here’s what Arizona taxpayers need to know about deadlines, new deductions, refunds and ...

Arizona generated the third-highest amount of cumulative personal-income gains of any state over a recent 10-year period while placing fourth in migration, according to a new mapping service unveiled ...

As the tax-filing season nears, a research group has cited Arizona's role in helping to jump-start a recent flat-tax mini “revolution.” Over the past three-plus years, six states have transitioned ...

Here's what you should know about income tax, what it is, how it works, how to calculate it and which states don't have it.

Forbes contributors publish independent expert analyses and insights. I cover the intersection of state & federal policy and politics. More than half of all state legislatures enacted income tax cuts ...

PHOENIX -- The future of the Arizona economy -- and the amount of money the state can spend on programs -- might be dependent on the richest residents keeping the state afloat, according to financial ...