• Transgrid set a user-pays model for Sydney transmission upgrades needed to connect new data centers to the grid.
• Network constraints block additional connections beyond signed agreements without new augmentations, despite 20 GW of large-load enquiries.
• Targeted investments could unlock up to 2 GW, including a new South Creek 500/330 kV substation.
• About 1,500 MW has been allocated under signed Western Sydney connection agreements; NSW average demand runs 7,500-10,000 MW.
• Capacity will be allocated on a first-to-sign basis, tied to commitments to fund required transmission works.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. TransGrid - Electricity Transmission Ministerial Holding Corporation published the original content used to generate this news brief on August 26, 2026, and is solely responsible for the information contained therein.