History of PDRS Rule changes

The Peak Demand Reduction Scheme (PDRS) Rule was first published in September 2022 and introduced activities for:  

• air conditioners  
• heat pump water heaters
• refrigerated cabinets
• ventilation motors  
• refrigeration motors
• pool pumps
• spare fridges and freezers.

Latest PDRS Rule: December 2024

A change to the PDRS Rule was published and commenced on 19 December 2024. This introduced changes including: 

• greater flexibility for compliance with the Distributed Energy Resources (DER) Register requirement when installing batteries
• clarifying the definition of battery energy storage systems
• suspending the heat pump water heater activity until further notice. 

May 2024 amendment 

The PDRS Rule was amended on 24 May 2024, and commenced on 1 August 2024.

This change introduced 2 new battery activities that commenced on 1 November 2024.

This amendment also changed existing activities including:

• limiting the commercial water heater activity to larger units
• revising baselines and calculations for the high-efficiency pool pumps activity (SYS2).

It also removed 2 activities:

• old fridges and freezers (RF1)
• installation of high-efficiency motors activity (SYS1).

All Rule changes

You can download all the discussion papers on the final PDRS rule changes, draft PDRS rule versions and public submissions using the links in the table below.

These documents are only a guide and are not intended for any official PDRS purposes.