AUSTRALIA · TENDER
NCESS Network Support Services for South West Interconnected System (SWIS)
⚡ Tender Overview: NCESS Network Support Services (SWIS) Western Power is seeking proposals for Non-Co-optimised Essential System Services (NCESS) to provide Network Support Services (NSS) across the South West Interconnected System (SWIS) in Western Australia. This procurement aims to address capacity constraints and ensure distribution high-voltage feeder…
Key facts
- Buyer
- Western Power
- Location
- Wellington St, Perth, Western Australia 6000, Australia
- Status
- Closed
- Opened
- 27 May 2026
- Closed
- 30 Jun 2026
- Decision
- 28 Jul 2026
- Categories
- Utilities
Summary and scope
The Coordinator of Energy has determined, under clause 3.11A.4 of the Electricity System Market (ESM) Rules, to initiate a Non-Co-optimised Essential System Services (NCESS) procurement process of Network Support Services (NSS) for South West Interconnected System (SWIS) for year 2026 to 2029. Subsequent to the Expression of Interest (EOI) process, Western Power has reviewed proponents’ submissions and refined the service requirements. Accordingly, the procurement has been revised to update the service locations, required MW quantities, and the delivery periods to 2027–28, 2028–29, and 2029–30. Western Power is proactively managing capacity constraints within the South West Interconnected System (SWIS). Western Power has identified a need for solutions through Network Support Services (NSS).
Source and freshness
Source update date not provided
Information shown is sourced from public opportunity records.