Home Battery Rebate Changes Revealed (From May 2026)

After the Announcement by MP Chris Bowen on 13th December. 

The original $2.3bn budget for the Cheaper Home Batteries Program has been expanded to $7.2bn over the next four years.

Expectations now rise to see 2 million Australians install a battery by 2030, doubling original predictions.

But this will also come with tightened requirements.

The rebate will decline at a higher rate every 6 months, instead of the annually as previously planned.

The value of the rebate will also be reduced significantly for larger home battery systems under a new tiered system.

All these new changes will only apply to home battery installations from May 1, 2026. 

This means from May 2026:

• There will be a drop in the National Battery Rebate’s value for new installations every January and July until 2030
• Lower rebate value for larger home battery systems, through a new tiered =

Now this means there is a deadline for those who want the best rebate value for a new solar battery installation, especially for larger systems.

Why is this all happening?

The Federal Battery Rebate was on track to burn through its allocated funding by mid-year 2026. 

The Cheaper Home Batteries Program was allocated $2.3bn but was uncapped, meaning there was no limit on who was eligible and how many could access the scheme. Only that the Government might need to close the program once the funding ran out. 

The Department of Climate Change, Energy, the Environment and Water have said that the incentive is being reworked with the focus of maintaining an approximate 30% discount in alignment with declining battery costs.

Why is the budget running out?

Many homeowners have been installing larger battery systems under the scheme, than the Government anticipated. 

The rebate has been tied to kilowatts per hour, not by battery. 

This has meant that a bigger battery has meant more rebate for the end user. So in instances where different sizes would cost similarly, or even in some cases the same, customers have been getting the largest solar battery possible. 

This means, there’s been less in the funding pool for others later, as more people have cashed out on the incentive early. 

This part of the scheme has been criticised by some people in the industry, with prediction early on that this structure will cause funding to run out fast. 

This isn’t without any substantiation. Most funding allocated for the National Battery Rebate has run out only 6 months since the scheme has gone live. 

Many households only need 10kW to 12kW of power for night time and low light use. However, the scheme has helped supplement the main grid with additional storage; particularly for home solar batteries that have been connected to a Virtual Power Plant. 

A main focus of the battery rebate changes will be to reduce the incentives to get the largest solar battery, so more of the funding allocation can go around and more households can take advantage of the scheme.

Takeaways for solar households

If you’re on solar but not yet also on a solar battery, you may want to consider getting in the queue sooner—especially if you want a bigger battery. 

To get the full value of your solar battery rebate before expected changes from May next year, you need to book your installation date earlier rather than later.. 

From May 1, 2026, the value of the rebate is expected to decline faster and drop two times a year instead of annually. 

Bigger batteries will be a focus of the restructuring of the updated CHBP rebate. 

Solar Batteries Group is Australia’s largest solar battery provider. Having installed over 26,000 batteries and counting, we’re ready to assist you with taking advantage of the latest Government incentives and clean energy technology to reduce your reliance on the grid. 

We’ve helped tens of thousands of homes unlock cheaper cleaner energy, and prepare for increased needs for the future.