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A solar feed-in tariff is what your retailer pays you for power you export to the grid. In 2026 that is usually only a few cents per kilowatt-hour, while the power you buy back costs around ten times more. Here is what each state pays, and why the real money is now in using your own solar.
A 6.6kW system in Queensland lands around $5,000 to $9,000 installed after the federal STC discount. Here is what that buys in 2026, the honest status of any state battery support, why Ergon and south-east Queensland feed-in rates differ, and what high rooftop penetration does to your export.
Is solar worth it in Australia in 2026? For most homes with a decent roof, yes, and the payback is fast. But the maths has shifted: the money is now in using your own power during the day, not in selling it back to the grid. Here is when solar pays, when it does not, and what changes the answer.