On 28 July 2008 the National Electricity Market Management Company (NEMMCO) conducted a review of network control ancillary services (NCAS) within the broader framework of network support and control services (NSCS) in the National Electricity Market.
Draft determination
On 25 November 2008, NEMMCO released a draft determination which set out a number of recommendations and proposed changes to the rules regarding the procurement, employment and provision of NCAS and NSCS. The AER's submission comments on NEMMCO's proposed changes to the current framework.