On 28 September 2017, Powercor submitted to the AER its annual pricing proposal for the period 1 January to 31 December 2018.
On 12 October 2017, Powercor submitted a revised pricing proposal correcting for some minor errors raised by the AER.
On 10 November 2017, the AER approved Powercor's revised annual pricing proposal. This was after assessing the pricing proposal as compliant with Part I of Chapter 6 of the National Electricity Rules, its approved 2017–20 Tariff Structure Statement and the AER's distribution determination.