On 19 April 2017, APA Group submitted to the AER an annual tariff variation notice for the Central Ranges Gas Network. The tariff variation notice sought to increase 2017-18 network charges for Central Ranges Gas Network's users from 1 July 2017.
On 28 April 2017, the AER approved the Central Ranges Gas Network annual tariff variation proposal for the period 1 July 2017 to 30 June 2018. This was after assessing the tariff variation proposal as compliant with the Central Ranges Gas Network 2004-19 access arrangement.