After successive months of growth, state revenues fell in May, when collections fell $9.2 million below the budget forecast. But the culprit doesn’t appear to be a slowing in the economy.

Policymakers often point to the state’s conservative spending plan that eschewed accounting gimmicks and set aside money for rainy days as the biggest victory of the Republican supermajority.

Gov. Jan Brewer is tapping a senior member of her to staff to lead a task force that's supposed to make recommendations on ways to simplify Arizona's sales tax system.

The last bill that the Legislature approved before adjourning for the year underwent major changes in the waning hours of the session that could be worth as much as $30 million in tax credits to some companies.

Gov. Jan Brewer has signed a bill to eliminate a requirement that homeowners submit an affidavit to receive a property tax rebate.

Gov. Jan Brewer is assembling a task force that will overhaul Arizona’s sales tax code and make it easier for business to comply with a system that she said is among the most complicated in the country.

Gov. Jan Brewer's signing of a bill passed by the Legislature means businesses and investors in Arizona will be getting new tax breaks.

Arizona lawmakers advanced tax cut legislation Thursday as they pushed to end their regular session, despite complaints that they courted danger by moving forward with proposals put on their desks just hours earlier.

Despite dying twice already this year, a bill aimed at forcing Amazon.com to collect sales taxes on products it sells to Arizona consumers has been revived again.

A state senator last week said she ignored a law that requires Arizonans to report taxes on their purchases from online retailers and other out-of-state businesses.