On 22 September 2021, TransGrid wrote to the AER requesting a determination on its 2019–20 and 2020–21 network support pass through applications. TransGrid’s network support pass through applications are in relation to the difference between the actual network support payment and the forecast network support payment amounts for 2019–20 and 2020–21 included in TransGrid’s 2018–23 revenue determination. The AER assessed the application in accordance with clause 6A.7.2(i) of the NER.
On 10 December 2021, the AER published its determination to approve negative pass through amounts of $1,621,707 and $5,348,008 for the 2019–20 and 2020–21 regulatory years respectively.