Using the signature-counting formula to double-count invalid signatures when determining whether a citizen initiative ...

Arizona Supreme Court rules that signature validation statute, when used for an electoral reform measure, is unconstitutional ...

A recent Arizona Supreme Court ruling could make it easier for residents to get local road and traffic laws on their cities’ ...

Arizona Superintendent Horne urges parents to opt out of objectionable classes, citing a Supreme Court ruling on educational ...

The Arizona Supreme Court has ruled in favor of Page residents in their attempt to block a road narrowing project already ...

The US Supreme Court on Thursday upheld, 5-4, an Arizona law that requires proof of citizenship for voters registering to cast ballots in statewide elections. Getty Images ...

This is because the U.S. Supreme Court ruled that Arizona must allow voters who register without documenting their U.S. citizenship to still be able to vote in federal elections.

Arizona appealed the 9th Circuit decision to the U.S. Supreme Court and was granted a review. At issue is what’s known as the Strickland standard, which came from the 1984 Supreme Court case ...

Arizona's Supreme Court will hear arguments Tuesday on whether abortions should be allowed up to 15 weeks after conception, or be almost totally banned under an 1864 law.

The case before the justices involves two Arizona regulations that a lower court held violated the Voting Rights Act. One is a 2016 prohibition on assisting a voter with the return of her ballot.

Ties in state Supreme Court cases are rare, but it could happen. In June, Iowa's Supreme Court deadlocked in a 3-3 decision that denied a new, six-week abortion ban from taking effect.

The Supreme Court on Thursday upheld two Arizona voting restrictions that a lower court had said discriminated against minority voters, a ruling that suggests that it will be harder to ...