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Hot Water Cost

Hot water rebates by state

What each state takes off a heat pump or solar hot water system in 2026, and which programs have closed.

Last checked

Victoria offers the most, with Solar Victoria putting its rebate and discount together at up to $1,630 for most eligible systems. NSW takes up to $640 off a heat pump that replaces electric. South Australia leaves the amount to energy retailers, and Queensland's appliance rebate has closed. Your installer's quoted price already includes the federal STC discount in every state.

Other states and territories

Western Australia, Tasmania, the ACT and the Northern Territory aren't covered on this site yet, so the calculator doesn't include a state or territory incentive for them. The federal certificate discount still applies there. Check your local government energy website before you buy.

Comparing the same heat pump across the four covered states? Heat pump price by state, after rebates works through the difference, and Victoria's 2027 gas hot water rule explains the change coming for Victorian gas systems.