Industry
Industry & market monitoring
The objectives of industry and market monitoring are to strengthen market monitoring and provide analysis of market activity and behaviour in the retail and wholesale markets.
Market (wholesale & retail)
The Authority oversees and regulates the wholesale and retail electricity market.
Market operation service providers
The Authority is responsible for ensuring the effective day-to-day operation of the electricity system and markets through the operation of core system and market services in accordance with the Code. The Authority contracts a number of market operation service providers that operate under individual contracts as agreed with the Authority.
Power system operations & common quality
Common quality in the electricity sector means ensuring that the regulatory framework, policies and standards that define appropriate levels of quality for power system services are common to all grid-connected parties. The Power System Operations and Common Quality workstream of the Authority also manages the market operation contract with the System Operator, Transpower.
Security of supply
The objective of the Authority is to promote competition in, reliable supply by, and the efficient operation of, the electricity industry for the long-term benefit of consumers.
Transmission
The transmission system (often called the national grid) exists to link electricity generation stations to locations where there is demand for electricity. The national grid is owned, operated, maintained and developed by Transpower, a state-owned enterprise.
Electricity Commission archive
In this section you will find historic information and documents. This content relates to particular functions that were the responsibility of the Electricity Commission between 15 September 2003 and 31 October 2010.