Interest-free loans for solar batteries QLD

So, what’s the deal with government loans for solar batteries in Queensland?

I get this question a lot, and it’s a good one. A few years back, the Queensland government did offer interest-free loans and grants for solar and battery systems, and they were incredibly popular. Unfortunately, those specific state-run programs, including the more recent Battery Booster rebate, are now closed to new applicants.

While it’s disappointing that the direct state-based interest-free loan option is off the table for now, it’s not the end of the story. The landscape has shifted from state-run loans to a massive federal incentive, alongside some attractive private financing options. Let’s break down exactly what is available to you here in the Sunshine State.

The big news: The federal government’s Cheaper Home Batteries Program

This is the most significant incentive currently available for Queenslanders. Launched on 1 July 2025, the Australian Government’s Cheaper Home Batteries Program is designed to make battery storage more affordable for everyone.

Instead of a loan, it provides a direct, upfront discount on the cost of an eligible battery system. Here’s how it works:

• A significant discount: The program provides a discount of around 30% off the upfront cost of installing a new solar battery.
• How the discount is calculated: The rebate is based on the battery’s usable capacity, offering approximately $344 to $372 per kilowatt-hour (kWh). For a typical 10 kWh battery, this could mean a saving of around $3,440.
• Broad eligibility: It’s open to homeowners, small businesses, and community organisations with a new or existing rooftop solar system. There are no income or means-testing requirements.
• System requirements: The battery must have a capacity of between 5 kWh and 100 kWh and be on the Clean Energy Council’s approved product list. Crucially, it must be installed by a Solar Accreditation Australia (SAA) accredited professional to be eligible.

This federal rebate is a game-changer and, for many households, provides a more substantial saving than previous loan schemes did. It directly lowers the purchase price, reducing the amount you might need to finance in the first place.

Are there other low-interest or green loan options?

Yes. While direct government interest-free loans are not currently offered, the financing market for green energy has matured. Several banks and financial institutions, often backed by the government’s Clean Energy Finance Corporation (CEFC), are offering competitive ‘green loans‘ for sustainable home upgrades, including solar batteries.

• Clean Energy Finance Corporation (CEFC) partnerships: The CEFC is a government entity that partners with private lenders to offer lower interest rates on finance for green projects. Lenders like Bank Australia, Westpac, and ING have offered specific green loan products with discounted rates for things like solar and batteries. These loans aren’t interest-free, but their rates are often significantly lower than a standard personal loan.
• What to look for: When exploring these, check for features like low fixed interest rates, no early repayment penalties, and flexible loan terms. It’s worth comparing offers from different banks to find the best deal.

Gigi’s pro tip: Always confirm that a green loan can be used specifically for a solar battery system and check the eligibility criteria carefully. Some lenders may require you to use an accredited installer, which is something you should be doing anyway to ensure a safe and compliant installation.

What about the no-interest loan scheme (NILS)?

The No-Interest Loan Scheme (NILS) is a fantastic program offering small loans for essential goods and services to people on low incomes. It’s run by community organisations and is a safe and affordable way to access credit.

However, while NILS can be used for essential household appliances like fridges or washing machines, its application for a full solar battery system can be limited. The loan caps are typically around $2,000 to $3,000, which is usually not enough to cover the entire cost of a solar battery, even with the federal rebate applied. It’s best to check directly with a local NILS provider to see if they can offer partial funding for an energy-saving upgrade like a battery.

Finding eligible suppliers and installers for your interest-free loans for solar batteries QLD system

This is one of the most important steps. To qualify for the federal rebate and to ensure a safe, high-quality installation, you must use the right people and products.

• SAA accredited installers: The federal rebate is only available if your system is installed by a Solar Accreditation Australia (SAA) accredited installer. The old CEC accreditation is no longer the standard, so make sure your chosen professional is SAA-accredited.
• Approved product lists: Both the solar panels and the battery must be on the Clean Energy Council’s list of approved products to be eligible for rebates. Your installer should guide you through this, but it’s always good to double-check yourself.

Watch-outs: Be wary of any company offering “special government loans” that seem too good to be true. All legitimate federal rebates are applied as an upfront discount through your SAA-accredited installer.

My final thoughts

While the direct Queensland Government interest-free loan program for solar batteries has ended, the financial support available today is arguably better. The Federal Government’s Cheaper Home Batteries Program provides a substantial upfront discount, significantly cutting the solar batteries cost for everyone. This reduces the capital you need to find, making the whole project more affordable from day one.

Combining this powerful rebate with a competitive low-interest green loan from a CEFC-backed lender is the smartest way to finance a solar battery in Queensland right now.

If you’re ready to get a proper quote and understand the costs for your specific home, I can introduce you to a trusted, SAA-accredited local expert. Just fill out the form below. For a quick, personalised estimate of solar costs and savings, you can also try the free solar assistant on this page—it gives you a ballpark in minutes.