Guide: Green Energy Loans
Finance for solar panels, home battery storage and energy-efficient upgrades in Australia, reviewed in 2026. Options include commercial green loans from banks and specialist lenders, as well as government-backed schemes administered at state and federal level that can reduce the net cost of eligible equipment.
Green energy loans are typically unsecured personal loans earmarked for a specific purpose (solar, battery, heat pump, double glazing, or similar efficiency upgrades) and are sometimes offered at a discounted "green" interest rate compared with a standard personal loan, reflecting the lower risk profile lenders associate with asset-backed efficiency investments and, in some cases, government interest-rate support.
Separately from loan products, eligible households can access rebates such as the federal Small-scale Renewable Energy Scheme (which creates Small-scale Technology Certificates, effectively subsidising the upfront cost of solar installations) and various state-based battery and efficiency rebate programs — these change periodically, so check current settings with your state energy department or the Clean Energy Regulator before finalising a purchase.
Eligibility for a green loan generally mirrors a standard personal loan: 18+, Australian resident, regular income, and in most cases a quote from an accredited installer for the equipment being financed. Some community-sector lenders and credit unions also offer low-interest or no-interest green loans for lower-income households.
When comparing green finance, check whether the "green" rate genuinely beats a standard personal loan or low-rate car-style loan once fees are included, confirm the installer is CEC-accredited (Clean Energy Council) where solar is involved, and factor in any rebate you are entitled to as a reduction of the amount you actually need to finance.
Green energy loans finance solar panel systems, home battery storage, heat pumps, double glazing and other energy-efficiency upgrades. Many of these purchases already carry a point-of-sale discount from the federal Small-scale Renewable Energy Scheme (STCs) before finance is even arranged, so it is worth confirming with your solar or battery installer what the STC-adjusted price is before comparing loan amounts.
Some banks and credit unions offer a discounted 'green loan' rate specifically for verified energy-efficient purchases, which can be meaningfully cheaper than a standard unsecured personal loan — eligibility usually requires an installer's invoice or compliance certificate showing the product meets the lender's efficiency criteria. Several state governments also run their own interest-free or low-interest energy upgrade loan schemes for eligible homeowners, which are worth checking before taking a commercial loan.
As with any consumer credit, lenders offering green loans to individuals (rather than businesses) must still meet responsible lending obligations under the National Consumer Credit Protection Act 2009. Typical requirements are proof of home ownership or landlord consent for the installation, proof of income, and the supplier's quote or invoice.