Phoenix resident Merissa Hamilton is concerned about the cost of electricity. She had some sharp words for the Arizona Corporation Commission on Tuesday.

Arizona Corp Commission announces measures to reduce business filing fraud, including dual-ID requirements and a new LLC authority form.

State Reps. Ralph Heap and David Marshall are seeking to position themselves to the right of incumbent utility regulators as ...

APS, TEP to seek rate increases from Arizona Corporation Commission Traveling between Phoenix and Flagstaff for Memorial Day? It's about to get easier When does an accidental drowning of a child ...

Arizona Public Service Co. and Tucson Electric ... that they anticipate filing formal rate cases with the Arizona Corporation Commission in June. New rates, if approved, would become effective ...

Hobbs and state lawmakers have accepted large political donations from APS. The Arizona Corporation Commission, which recently launched an investigation into APS's handling of a customer's power ...

Republicans swept the race for three seats on the Arizona Corporation Commission as voters jettisoned two Democratic incumbents to make the utility panel an all-GOP body for the first time since 2009.

Four new executive orders signed by President Trump aim to boost nuclear power projects by easing regulations and promoting domestic uranium production. Three major Arizona utilities are exploring ...