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Regulatory Notices

The ERA publishes notices relating to its activities and decisions. Email subscribers are advised of announcements as soon as they are published. Subscribe to our mailing list.

ERA notices are available chronologically in the table below. You can use the boxes below to filter to a particular industry and type of activity.

List of Notices Date
Notice - Portfolio and Material Portfolio Assessment
Notice - Rottnest Island Authority - 2026 performance audit
Notice - WEM Procedure: Monitoring Protocol update - Publish Procedure Change Report and the final amended procedure
Notice - 2026 gas rate of return instrument - Independent Panel report
Notice - Western Power’s technical rules - Updated list of exemptions
Notice - Origin Energy Retail Ltd - Approval of minor amendment to a standard form contract
Notice - Kondinin Wind Farm - Application for an electricity generation licence - Invitation for public submissions
Notice - Public Transport Authority depreciated optimised replacement costs and depreciation schedule - Publication of submissions on draft decision
Notice - Draft Gas Compulsory Notice Guideline - Publication of submissions
Notice - Amended ringfencing rules for the Port Hedland electricity network - Decision
Notice - Western Power’s regulatory test waiver application for a proposed high-voltage underground cable from the Muchea substation to Bullsbrook - Decision
Notice - Harvey Water - 2025 operational audit and asset management system review
Notice - Waddi Wind Farm - Application for an electricity generation licence - Invitation for public submissions
Notice - Narrogin Wind Farm - Decision to grant electricity generation licence
Notice - Parron Maam Marang Farm - Application for an electricity generation licence - Invitation for public submissions
Notice - Electricity Code of Conduct review 2026 - Draft review report
Notice - ATCO Gas Australia Pty Ltd - 2026 asset management system review
Notice - TMC Witchcliffe Pty Ltd - 2025 operational audit and asset management system review
Notice - Material Constrained Portfolio Assessment - 2026 Q2
Notice - Horizon Power - Type 1 licence breaches - Family and domestic violence
Notice - Horizon Power - Type 1 licence breaches - Life support equipment
Notice - EDL Pilbara Pty Ltd - Decision to renew electricity retail licence
Notice - Framework and approach for Western Power’s sixth access arrangement review - Final decision
Notice - Determination of 2026 WACC for rail networks - Publication of final determination
Notice - Peel Renewable Energy Pty Ltd - 2026 asset management system review
Notice - Bluewaters - Decision to renew electricity retail licence
Notice - Zenith Energy - Application for an electricity generation licence and electricity distribution licence - Invitation for public submissions
Notice - Offer Construction Guideline - Discussion paper
Notice - Eastern Goldfields Power Project - Application for an electricity generation licence and electricity transmission licence - Invitation for public submissions
Notice - Electricity System Market Rules and Gas Services information Rules - Compliance report