Arizona utility regulators approved a deal for EPCOR USA to purchase the beleaguered Johnson Utilities company and for customers to pay for part of the transaction with hikes in their monthly bills. The decision Tuesday split the Arizona Corporation Commission ...

After the final update from Maricopa County on Election Night, one Democrat and two Republicans are in position to win seats on the Arizona Corporation Commission.

Arizona is closer to an energy efficient future after the Corporation Commission approved a higher standard for energy savings this month. Under the proposed rule, electric utilities will need to find energy efficiencies that equal 35% of peak demand by 2030, up from the 22% standard set to expire at the end of the year.

The Arizona Corporation Commission moved Thursday to set a new target for clean emissions that would require electric utilities to use 100% carbon-free power by 2050.

The ACC should be commended for finally moving on important energy policy issues facing the state of Arizona with bipartisan agreement. There is significant common ground on energy and environmental issues that too often goes unnoticed, and making progress on updating and modernizing our state’s energy rules shows that pragmatic solutions, which voters hold as a priority, are possible.

A lawsuit filed by top Democratic legislative leaders challenging nominations for the Independent Redistrict Commission has no merit and should be thrown out, attorneys for the panel that crafted the nominations said Wednesday.

Arizona utility regulators did a big thing recently, though it largely went unnoticed. They should be commended for coming together in bipartisan fashion to support a plan that has the potential to help facilitate Arizona’s energy demands while creating local ...

Clean energy improves the air we breathe, supports healthy communities and helps reduce global warming pollution that has led to prolonged drought and extreme temperatures in the West.

Voters in at least one Arizona county are getting instructions on how to "correct'' a wrong vote that may be illegal.

The Arizona Corporation Commission has the legal right to seize managerial control of utilities that pose a risk to public health and safety, the state Supreme Court ruled Friday. In a 6-1 decision, the justices rejected claims by George Johnson ...