Investor Presentaiton

2019-24 Final Determination – projected RAB - A$million, nominal FY20 FY21 FY22 Opening RAB 15,681 16,234 16,693 17,057 FY23 FY24 17,413 Net capex (incl. disposals) 656 593 528 549 543 Straight line depreciation (483) (528) (569) (607) (615) Indexation 380 394 405 414 422 Closing RAB 16,234 16,693 17,057 17,413 17,763 Closing RAB (A$million, nominal) 15,681 16,234 16,693 17,057 17,413 17,763 FY19 FY20 Better Ausgrid Together Source: 2019-24 AER determination for Ausgrid FY21 FY22 FY23 FY24 42

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