The state House agreed this afternoon to alter state law so the newest member of the Arizona Corporation Commission can vote on pending electric rate cases.

Arizona utility regulator Andy Tobin hopes a strike-everything amendment from a state lawmaker could allow him to vote on some important upcoming cases.

The Arizona Supreme Court has removed the last legal impediment to a trash-burning power plant near Surprise.

Arizona Attorney General Mark Brnovich is calling the U.S. Supreme Court's decision to temporarily block President Barack Obama's plan to cut power plant emissions a huge victory for the state.

A Senate panel approved a bill Monday that would add more regulations to the rooftop solar industry, despite protests from solar companies that the bill is government overreach.

Arizona regulators have given the state's largest electrical utility the go-ahead to explore the idea of time-shifting energy produced through residential rooftop solar.

Many major policy decisions are still up in the air at the Arizona Corporation Commission, but one thing is for sure: It’s no longer the commission of yore.

The four remaining members of the Arizona Corporation Commission on Tuesday chose Doug Little as interim chairman of the panel -- and the likely permanent replacement for Susan Bitter Smith.

The Arizona Corporation Commission has hired a new attorney to deal with ethical issues and handle public records requests.

SolarCity told the Arizona Capitol Times it has contributed money to a group that provides most of the support for the Checks and Balances Project, a frequent critic of the Arizona Corporation Commission.