The Authority regulates monopoly aspects of the gas, electricity and rail industries and licenses providers of gas, electricity and water services.  The Authority also inquires into matters referred to it by the State Government.  In addition, the Authority has a range of responsibilities in the retailing of gas and surveillance of the wholesale electricity market in Western Australia.

The Authority’s functions are designed to benefit the Western Australian community by maintaining a competitive, efficient and fair commercial environment, particularly where businesses operate as natural monopolies.

In making its decisions, the Authority strives to promote fair prices, quality services and choice.

The Authority also provides administrative support to the Western Australian Gas and Electricity Disputes Arbitrator.

Economic Regulation Authority Brochure - May 2007 (380 kB PDF)