On 30 November 2018, the Rule Change Panel published a call for nominations to fill expiring discretionary member positions. The nomination period closed on 31 December 2018.
The Rule Change Panel made the following appointments on 21 February 2019 after assessment of the qualifying nominations:
| Current representative | Class | Tenure |
|---|---|---|
| Jacinda Papps | Market Generator | February 2021 |
| Wendy Ng | Market Generator | February 2021 |
| Daniel Kurz | Market Generator | February 2020 |
| Geoff Gaston | Market Customer | February 2021 |
| Patrick Peake | Market Customer | February 2021 |
| Vacant | Market Customer | February 2020 |
| Peter Huxtable | Contestable Customer | February 2021 |
