Australian rooftop solar home at sunrise

Cheaper Home Batteries Program

Cheaper Home Batteries Program explained.

The Australian Government supports eligible battery systems connected to rooftop solar. Since 1 May 2026, the discount uses tiered STC calculations based on usable capacity.

Ask installers to separate usable capacity, STC tier assumptions, backup hardware, warranty, and final out-of-pocket price before you commit.

Home solar battery storage icon

Program discount clarity

Check the battery discount, usable capacity tier, and final price side by side.

1 May 2026

tier update

SRES

certificate-based

50kWh

usable STC cap

Battery discount

Tiered

Since 1 May 2026, support is tiered by usable capacity - a typical 10-14kWh battery still attracts thousands of dollars off.

Program status

Available

The federal program started on 1 July 2025 and is delivered through the SRES.

System size

5-100kWh

Eligible systems are 5-100kWh nominal capacity, with STCs only for the first 50kWh of usable capacity.

Quote focus

STCs

Ask installers to show the current STC factor and capacity tiers used in the final price.

How it works

Three checks before choosing a battery installer.

The program reduces eligible battery costs, but the best quote should still explain system design, installed price, and the assumptions behind the savings estimate.

01

Check the battery quote

Compare usable capacity, installed price, backup inclusions, warranty, and rebate treatment.

02

Confirm eligibility

Your installer should confirm the battery, solar connection, accreditation, and safety requirements.

03

Compare before you commit

Get more than one recommendation so you can compare system size, savings, and real out-of-pocket cost.

Eligibility lens

A clear quote should confirm what qualifies.

The discount applies to eligible small-scale battery systems connected to new or existing rooftop solar. Your installer should confirm the current program settings, capacity tiers, and certification date assumptions for your property before installation.

Battery connected to a new or existing rooftop solar system

Battery installed by (or supervised by) a Solar Accreditation Australia accredited installer

Eligible battery product that meets program and safety requirements

On-grid systems need virtual power plant capability, but participation is not required

One battery claim per premises - the discount can only be received once

Solar battery program illustration

Quote comparison

A cheaper battery is not automatically a better battery.

Two battery quotes can look similar on price but differ in usable storage, STC tier treatment, backup capability, inverter requirements, warranty, and how the discount has been applied.

Usable battery capacity

Check whether the quoted battery capacity reflects usable storage, not just nominal size.

Backup inclusions

Some batteries provide backup only with extra hardware. Ask what is included.

Rebate treatment

The battery discount is certificate-based, so the final quote should show current assumptions.

Payback assumptions

Battery value depends on evening usage, tariffs, exports, and how much solar you can store.

What to compare

The best battery pathway depends on the home, not the headline discount.

Compare the system pathway as well as the price. A battery-only add-on, solar plus battery package, or backup-ready install can each change the final scope.

Battery-only add-on

Best suited to homes with existing solar that export excess daytime generation.

Solar plus battery

Useful when the solar system, inverter, switchboard, and battery can be designed together.

Backup-ready system

Worth comparing if blackout protection is important, because backup can change the system design.

State program stack

Some states may have extra support, but each quote should separate federal and state assumptions.

3D rebate document and percentage icon

State programs

Federal and state support should be shown separately.

Some states and territories offer their own battery incentives, loans, or energy programs. Ask each installer to separate federal battery discount assumptions from any state-level program, finance offer, or retailer promotion.

A good battery quote should make the final out-of-pocket price easy to challenge before you sign.

Battery rebate guide

Understand the rebate before comparing battery quotes.

The program can reduce the upfront cost of an eligible battery, but the quote still needs to explain system size, usable capacity tiers, backup inclusions, warranty, savings assumptions, and the final out-of-pocket price.

Program basics

What is the Cheaper Home Batteries Program?

The Cheaper Home Batteries Program is a federal incentive designed to reduce the upfront cost of eligible small-scale battery systems connected to rooftop solar.

The program is delivered through the Small-scale Renewable Energy Scheme, which is the same national framework used for solar STC discounts. In practice, the discount is generally provided through accredited installers or retailers, although customers can choose to create and trade STCs directly through the REC Registry.

Discount treatment

How the battery discount is applied

The incentive is certificate-based, so the dollar value shown in a quote can move with certificate assumptions and program settings. Since 1 May 2026, the STC calculation applies different rates depending on the usable capacity of the battery system.

The current taper applies the STC factor at 100% from 0-14kWh of usable capacity, 60% for capacity greater than 14kWh and up to 28kWh, and 15% for capacity greater than 28kWh and up to 50kWh. Systems above 50kWh and up to 100kWh nominal capacity can still be eligible, but STCs are only provided for the first 50kWh of usable capacity.

Ask each installer to separate the full installed battery price, the federal discount assumption, any state or retailer incentive, and the final out-of-pocket price. That makes it much easier to compare quotes fairly.

Eligibility

Who may be eligible?

Eligibility depends on the battery product, installer accreditation, system size, connection to rooftop solar, and current program rules at the time of installation.

For households, the most common pathway is adding a battery to an existing solar system or installing solar and battery together. Residential and non-residential premises can be supported where the system meets the program requirements.

  • Battery connected to new or existing rooftop solar
  • Approved battery product and compliant installation
  • Installer accredited by Solar Accreditation Australia (SAA)
  • Battery system between 5kWh and 100kWh nominal capacity
  • STCs only for the first 50kWh of new or added usable capacity
  • Virtual power plant capability for grid-connected systems, with participation optional
  • On-grid and off-grid batteries can be supported if other criteria are met
  • One battery claim per premises - a premises that has already received the discount cannot claim again

Savings context

Why the discount matters for solar homes

A battery can help store daytime solar generation for evening use, which is when many households use more grid electricity. That can reduce reliance on the grid and improve the value of the solar already being produced on the roof.

The rebate can make the payback conversation more attractive, but savings still depend on the home. Evening usage, feed-in tariff, retail electricity plan, battery size, export behaviour, backup requirements, and virtual power plant participation can all change the outcome.

Incentive stacking

Can the federal discount work with state programs?

Some state, territory, retailer, or finance offers may be available alongside the federal battery discount. These should be shown separately so you can see what is guaranteed, what is conditional, and what depends on the final installation date or program rules.

The best quote is not the one with the biggest headline discount. It is the quote that makes every assumption easy to check before you commit.

Quote checklist

What should be included in a battery quote?

A battery quote should separate the installed price, federal discount assumptions, STC factor, usable capacity tiers, backup inclusions, warranty terms, inverter requirements, monitoring, and any extra switchboard or gateway hardware.

If you are comparing solar plus battery at the same time, ask each installer to show the solar system cost and battery cost clearly so you can understand what is driving the final price.

  • Battery brand, model, and usable capacity
  • Installed price before and after incentives
  • Current STC factor and capacity tier assumptions
  • Whether backup power is included
  • Warranty, workmanship, and monitoring inclusions
  • Savings and payback assumptions
  • Any finance, state rebate, or retailer offer assumptions

Energy use

Where batteries can help the broader grid

Home batteries can do more than reduce individual bills. When many batteries charge from rooftop solar during the day and discharge during evening peaks, they can help reduce pressure on the grid.

That does not mean every home needs a battery immediately. It means battery quotes should be matched to the property, the usage pattern, and the customer’s goals instead of being sold only on the size of the rebate.

Questions to ask installers

Is the battery product eligible and approved for the program?

What usable capacity am I actually getting?

Is backup power included, or does it require extra hardware?

How has the federal discount been calculated in the quote?

Are any state rebates, loans, or retailer offers included separately?

What warranty applies to the battery, inverter, and workmanship?

Compare battery quotes

See how the rebate changes your real installed price.

Start with your postcode and compare up to 3 solar battery quotes from trusted installers servicing your area.

Australian homeowners have some electrifying news. The Federal Government has rolled out a massive $2.3 billion plan to make home battery systems more affordable, targeting a cut of around 30% in installation costs and aiming to install one million home batteries by 2030. The "Cheaper Home Batteries" program kicked off on 1 July 2025 and is supercharging the nation's shift to clean energy in a fun, cost-saving way. Let's break down what this battery boom means for Aussie households and businesses.

A Million Batteries = Big Savings!

Labor's battery rebate scheme is all about bringing battery storage into the mainstream. Over 4 million Australian homes have solar panels, yet only about 1 in 40 have a battery to store that energy. High upfront costs have been the main roadblock and the most off putting thing for the average aussie with solar. By slashing battery prices ~30%, the government hopes to add one million batteries by 2030, taking our rooftop solar success to the next level.

Why such a big push? Well, Home batteries can dramatically shrink power bills. Government analysis finds that a household adding a battery to existing solar could save up to $1,100 a year, and a home installing a new solar + battery together could save around $2,300 a year - that's up to 90% off a typical annual electricity bill. In other words, a battery lets you use your free sun power after dark, nearly wiping out evening grid usage. With energy bills biting hard, this scheme offers real cost-of-living relief which is good for power bills and even better for the environment.

Inside the Battery Solar Rebate

The Federal Government's plan rolls out a hefty $2.3 billion in funding through a national battery rebate dubbed the Cheaper Home Batteries Program. Here's how it works in a nutshell:

  • Upfront Discount, Tiered by Capacity: When you buy an eligible home battery system, the support is applied as an upfront discount based on your battery's usable storage capacity. At launch in 2025 the incentive was worth roughly 30% off the installed cost - about a $4,000 saving on a typical 11.5 kWh home battery (around $372 per kWh of usable storage at the time). Since 1 May 2026, the support is tiered: the highest rate applies to the first 14 kWh of usable capacity, a reduced rate applies above 14 kWh and up to 28 kWh, and a smaller rate again above 28 kWh and up to 50 kWh. The exact dollar saving depends on the current STC factor and certificate prices, so ask your installer to show the discount as a separate line in your quote.

  • Delivered via SRES: The discount is applied through the existing Small-scale Renewable Energy Scheme (SRES) - the same mechanism behind the federal solar panel rebate Aussies have enjoyed for years. That means the subsidy comes off the price at the point of sale (your installer handles the paperwork) similar to how solar rebates/STCs work. Importantly, the government directly funds these new battery certificates, so there's no extra cost passed onto other power users.

  • Started July 2025, Phasing Down to 2030: The program started on 1 July 2025. The support level steps down over time - with more frequent step-downs since May 2026 - and will gradually taper off by 2030 as battery prices inevitably drop. The best discounts go to early adopters - another nudge to "get in while it's hot."

  • No Cap on Numbers: The program isn't limited to a quota - it's uncapped in the number of subsidies available. Essentially, if Australians rush out to buy more than a million batteries, the scheme (in its current design) will accommodate that. The goal is truly to spark a mass uptake.

Home Battery Discount Eligibility

The great news is this rebate isn't just for a select few - it casts a wide net across different Aussies. Homeowners are the main target, but small businesses and community organisations are included too. Here's the rundown on eligibility:

  • Homeowners with Solar: The rebate applies to batteries installed alongside new or existing rooftop solar systems. If you've already got solar panels (or plan to get them), you can claim the battery discount when you add one. No solar panels on your roof yet? Time to consider it - batteries must be paired with solar to qualify. The upside: this encourages more holistic solar-plus-storage setups to maximise self-sufficiency. It's an important distinction and vital that you pair solar with batteries.

  • One Claim per Premises: The scheme is capped at one battery claim per premises. If your home already had a battery installed before the program, you can still claim for one new system - but a premises that has already received the discount can't claim again. And if you own multiple properties, each premises can get its own subsidised battery.

  • Battery Size Limits: Eligible systems must have between 5 kWh and 50 kWh of usable storage capacity. That covers the typical home solar battery (most are 10-20 kWh) and even larger setups for big homes. You can install a battery larger than 50 kWh (up to 100 kWh max), but the rebate only applies to the first 50 kWh - and since 1 May 2026 the support rate is highest on the first 14 kWh, stepping down above 14 kWh and again above 28 kWh. For context, 50 kWh is huge - enough to power an average home for multiple days - so virtually all household batteries, and many business solar systems, qualify.

  • Quality and Safety Requirements: As with solar rebates, only approved products and installers can be used. Batteries must be on the Clean Energy Council (CEC) approved product list and installed by (or with on-site supervision from) a battery installer accredited by Solar Accreditation Australia (SAA). This ensures systems meet Aussie safety standards (no dodgy off-market batteries, thank you!). Additionally, the battery needs to be "VPP-capable" - meaning it can technically integrate into a Virtual Power Plant. Don't worry, you don't actually have to join a VPP if you don't want to; it just has to be ready in case you choose to hook into one for extra savings or grid support. Most modern batteries (Tesla Powerwall, LG, etc.) are VPP-capable by design.

  • Small Businesses & Community Facilities: It's not just homes - businesses and community sites (think schools, clubs, community centers) can get in on the action too. They'll get the rebate on systems up to 50 kWh (with total install up to 100 kWh). This is a huge win for small companies and organisations looking to slash overheads. Imagine cutting daytime demand for your shop or powering your sports club at night with stored solar - the savings can be reinvested elsewhere. It nicely complements other commercial solar rebates and tax incentives businesses already have.

What about folks living off-grid or in remote areas? The government has indicated it is aiming to include off-grid installations as well, so those not connected to the mains aren't left out of the battery revolution. Overall, the eligibility is broad and inclusive, ensuring maximum uptake.

Stacking Rebates for Max Value

Several Australian states and territories have offered their own battery incentive programs in recent years - but uptake remained modest without federal support. Now, the federal scheme is stepping in as the missing puzzle piece, and it's designed to work alongside existing state rebates rather than replace them. In plain terms: you can stack the federal battery discount on top of any state-level incentives you qualify for.

This "double-dipping" is fantastic news for homeowners in states like New South Wales and Western Australia, which have had pilot battery schemes. For example, NSW's Peak Demand Reduction Scheme offers its own credits for batteries - and NSW households can claim both the state and federal support. The result? Potentially 50% or more off the cost of a home battery when combining incentives.

In fact, some experts suggest that in states with generous programs, it could become a no-brainer to get a battery. The government has worked with states and territories to keep the rollout smooth and complementary. So if your state offers a rebate, interest-free loan, or grant for batteries, you won't miss out - the federal scheme will boost, not block, your total savings. It's truly a team effort from different levels of government to get more storage into Aussie homes.

Why Solar Homes Win Big

If you're one of the one-in-three Aussie households with solar panels on your roof, you might be wondering: "Should I finally get a battery?" This new rebate could tip the scales firmly to "yes." By cutting thousands off the price, the scheme significantly shortens the payback time on a battery system. Many more Australians will find that a battery pays for itself in a reasonable period through power bill savings and possibly selling energy via VPP programs.

For existing solar owners, a battery means using your own solar energy around the clock. Instead of sending excess solar power to the grid for a tiny feed-in tariff, you store it for nighttime use. With feed-in tariffs not as generous as they once were, self-consumption is the way to go. At launch the program delivered around a $4k upfront saving on a typical home battery; today the saving depends on your battery's usable-capacity tier and the current STC factor, so ask for an itemised quote. And remember that $1,100/year savings figure for adding a battery - over 10 years that's $11,000 off your bills, not even counting future electricity price rises.

If you're new to solar altogether, the timing couldn't be better. Pairing panels + battery from the get-go now comes with both the federal solar rebate and the new battery rebate. That combo can dramatically lower the overall cost of a complete solar energy system for your home. You'll be protecting yourself from rising energy costs from day one. It's like installing your own mini power station - one that's mostly paid for by government incentives and the Aussie sunshine!

Even small business owners have cause to celebrate. Many businesses run mostly during daylight, which is perfect for solar - but adding a battery can cover early morning or evening operations and provide backup power. With the new subsidy covering systems up to 50 kWh, a cafe, office or farm could install a sizable battery at a big discount. This dovetails nicely with commercial solar setups to seriously dent those electricity bills (and improve your green credentials with customers). Businesses can stack this with other programs like tax write-offs for equipment or existing grants, making it even sweeter.

Batteries & the Bigger Picture

It's not just individual homes that win - every Aussie stands to gain from a battery boom, even if they don't install one. How? Because thousands of home batteries act like a huge distributed energy storage network that benefits the whole electricity system. Here are some broader benefits:

  • Peak Demand Relief: Home batteries charge up on solar during the day and can discharge in the evening peak. If a million households are drawing on their batteries instead of the grid at 6pm, that's a massive reduction in demand. Lower peak demand = less strain on the grid and less need to fire up expensive reserve generators. It also helps avoid costly grid upgrades or new power stations, savings which ultimately keep everyone's power prices lower.

  • Stabilising the Grid: Batteries can respond in milliseconds to fluctuations, improving grid stability. They can help smooth out the intermittency of renewables by absorbing excess solar at midday (when solar farms and rooftops may be over-producing) and releasing it later. This makes the entire system more reliable and can reduce blackouts or outages. Think of it as turning millions of homes into backup generators that the grid can lean on if needed.

  • Environmental Wins: By soaking up excess solar energy that might otherwise be curtailed (wasted) and replacing fossil fuel power at night, batteries cut emissions. More storage is critical as coal power plants retire and we shift to cleaner sources. Each battery is another step toward a 100% renewable energy future, helping Australia meet its climate targets. As Energy Minister Chris Bowen put it, "the sun doesn't always shine" - but batteries ensure solar energy is on tap whenever needed. This is climate action you can install at home.

  • Empowering Consumers: Perhaps just as important, batteries give people control over their energy. John Grimes of the Smart Energy Council said this program "literally gives power back to Australians_", by letting them decide when to use electricity and when to send it to the grid. In an era of rising bills, that empowerment is priceless. And even those who can't get a battery can cheer on those who do, because "less demand on the grid means fewer price peaks - a win-win for all".

All these benefits have led experts to hail the federal battery initiative as "the most important development in consumer energy" since the original solar rebate scheme. It's a big, bold move that many in the energy industry have been lobbying for. Wayne Smith from the Smart Energy Council called the potential national program "a huge win... the most significant announcement in decades" for the energy sector. After years of pilots and talk, Australia is finally getting a unified push to make home batteries commonplace.

What the Experts Are Saying

The announcement of the $2.3bn battery plan has stirred up a lot of excitement. Industry groups, clean energy advocates, and even opposition politicians are largely on board (after all, who doesn't like cheaper bills and more clean energy?). Here are a few choice reactions:

  • Smart Energy Council (SEC): The SEC is thrilled. CEO John Grimes praised the scheme as a "win-win for all" and possibly the biggest consumer energy change in a generation. The SEC also appreciated that the government listened to industry input - choosing an up-front discount via the SRES (familiar to installers) rather than more complex mechanisms. They noted that a typical range of 5-15 kWh suits most homes, and that the launch-rate incentive (about $372/kWh in 2025) "will make a massive difference" for families who previously found batteries out of reach.

  • Solar Companies and Installers: Solar installers saw inquiries for battery quotes skyrocket when the scheme launched with "30% off" headlines. Since the rebate is an extension of the solar rebate system, the process has been straightforward for installers to adopt, and many companies now advertise "battery-ready solar packages" to help homeowners capture the full benefits of the scheme.

  • Political Landscape: Notably, support for home battery incentives is bipartisan. The opposition Coalition has hinted at its own battery policy, so there's broad agreement that this is the way forward. The Australian Greens had even proposed a more generous battery grant and loan program earlier, underscoring that all sides see value in battery uptake. This means, fingers crossed, the plan (or something similar) is likely to proceed regardless of political winds. For solar owners, that's a relief - it's nice when energy policy has some consistency!

Ready for the Battery Boom?

In true Aussie fashion, this new battery rebate scheme is a "no worries" recipe for cheaper energy: invest once, save for years, help the planet, and stick it to the big energy companies (just a little!). It complements the existing solar rebates we all know and love, and unlocks the next level of home energy independence. If you've been thinking about a battery for your home or business, the stars are aligning to make it happen.

Before jumping in, it's wise to do a bit of homework. Not all batteries are created equal - they vary in capacity, lifespan, and features. Be sure to check out product specifications and perhaps read user experiences in our solar reviews section to gauge performance and satisfaction. Talk to a reputable installer about your energy needs and which battery models would suit your setup. They can also give you a quote factoring in the new federal rebate (and any state deal), so you see the real out-of-pocket price.

With generous incentives and expert support, adding a battery is becoming as straightforward as getting solar panels. The Federal Labor government's big bet is that Aussies will seize this opportunity with both hands - and early signs suggest they're right. We could soon see battery packs popping up in garages and backyards all over the country, storing sunshine by day to keep the lights on at night.

Bottom line: The Cheaper Home Batteries Program is poised to spark a rechargeable revolution across Australia. It's good news for Aussie families, good news for small business, and great news for the environment. So get ready to save big and say goodbye to those shocking power bills - your home's energy future is looking brighter (and battery-powered) than ever!

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