Having burned through $28 million in a pair of losing political battles in Arizona last year, California billionaire Tom Steyer is now prepared to pump some more cash into the state.

Electricity is among the most political of commodities, and everyone has her favored form of power, with a constellation of advocates to promote it. Too often, wishful thinking masquerades as fact and political sloganeering substitutes for intellectually rigorous policy analysis. Utility regulators have a challenging set of responsibilities as they sift among the claims of these competing interests.

Arizona Public Service’s parent company received federal grand jury subpoenas for documents related to the 2014 elections at least a month before APS released similar documents to the Arizona Corporation Commission.

The state’s largest electric utility admitted late Friday that it gave $10.7 million to organizations that spent heavily in the 2014 race for the Arizona Corporation Commission, which regulates energy companies.

More than two dozen local elected officials are facing personal fines for their official opposition to a 2018 ballot measure on renewable energy.

State utility regulators are making another bid to find out how much money the state's largest electric utility is spending on political campaigns and lobbying.

Two utility regulators are questioning whether some customers of Arizona Public Services are paying too much and the company is earning more than it is legally entitled.

Electric vehicles are the gift that keeps giving. Electric vehicles help cut consumer energy bills and boost the economy while protecting air quality and public health.

ERCOT (the power grid operator for most of Texas) is predicting a power shortage starting next summer. This is because they have relied on market signals to get new generation built and keep current plants open. This model is obviously not working.

State utility regulators have no legal right to investigate their colleagues to determine if they are biased, a judge has ruled.