| Milestone | Date |
|---|---|
| Transgrid submits its revenue proposal to the AER | 30 June 2023 |
| AER holds a public forum | 18 July 2023 |
| Submissions on revenue proposal close | 25 July 2023 |
| AER publishes draft decision | 29 September 2023 |
| Transgrid submits revised revenue proposal to AER | Early November 2023 |
| Submissions on revised revenue proposal and draft decision close | 24 November 2023 |
| AER publishes final decision | December 2023 |