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Hot water rebates and discounts By state, in plain words.

Some programs are rebates, some are discounts, one is a loan, and STCs are certificates. Each has its own rules, and every one expects you to pay something toward the system. Check what applies where you live before a plumber who specialises in hot water quotes.

Updated 29 October 2026

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What each program is

What it isWhereWho it's for
Solar Homes hot water rebateA rebateVictoriaOwner-occupiers within income, property value and system age limits
Victorian Energy Upgrades (VEU)A discountVictoriaOffered through accredited businesses; minimum payments apply
Energy Savings Scheme (ESS)A discountNSWOffered through installers partnered with an Accredited Certificate Provider
Small-scale technology certificates (STCs)Certificates that can lower the priceAustralia-wideEligible heat pumps and solar water heaters on the register
Sustainable Household SchemeA low-interest loanACTACT homeowners, for heat pumps and evacuated tube solar
Home Energy SupportA rebateACTOwner-occupiers with an eligible concession card
Retailer Energy Productivity Scheme (REPS)A state energy schemeSouth AustraliaAll South Australians, whoever their energy retailer is

Victoria

Solar Victoria's rebate is half the purchase price of an eligible heat pump or solar product, capped at $1,000, or up to $1,400 for products eligible under its locally made incentive. It's worked out once other discounts have come off.

VEU discounts come through accredited businesses, and VEU rules require minimum payments for certain upgrades. Details, eligibility and your protections: Victoria's rebate and discounts.

NSW

The Energy Savings Scheme gives a discount when you switch to an energy efficient heat pump or solar hot water system. NSW calls its published amounts indicative only, and the page they're on was last updated before the scheme's latest rule change. Get the real figure on a written quote: the NSW discount.

ACT

ACT homeowners can apply for a 3% loan of $2,000 to $20,000 under the Sustainable Household Scheme. Eligible concession card holders can apply for a Home Energy Support rebate of 50%, up to $2,500. See ACT loans and rebates.

Queensland

We found no current Queensland Government heat pump rebate, and the Queensland Government's hot water page doesn't list one. STCs still apply. See Queensland.

South Australia, WA, Tasmania and the NT

South Australia's REPS includes upgrading household water heating systems to more efficient models or tariffs. For what it could be worth on your home, go to the scheme's official page in our sources.

In Western Australia, Tasmania and the Northern Territory, your state or territory government's energy pages list any local programs. STCs apply there as well.

STCs, in every state

STCs come from a federal scheme. Air source heat pumps under 425 L and solar water heaters under 700 L can be eligible if the model is on the register. Owners often assign them to an agent in exchange for a discount or a delayed cash payment, and the scheme runs until 2030. More on STCs.

Why none of them is "free"

Victoria's VEU rules require minimum payments for certain upgrades, and NSW says you will need to make a minimum payment toward the system and its installation. An offer that says you'll pay nothing, or that pays your share back to you, doesn't match how these programs work. Victoria's regulator banned one business partly for reimbursing customers' payments.

Watch for

  • A business dressed up as the government. NSW installers operate independently from the NSW Government, and the ESC acted against a logo that resembled the Victorian Government's.
  • A knock on the door or a cold call about a VEU upgrade in Victoria. Both are banned.
  • A quote that doesn't show the discount. NSW tells customers to get quotes that confirm it's included.
  • A rebate promised to a landlord. Solar Victoria's hot water rebate requires the applicant to be the owner-occupier.

What we would do

Check which programs you qualify for on the official pages in our sources before anyone quotes. Then ask for a written quote with the full price, each discount on its own line and what you pay at the end. If the offer only works because you supposedly pay nothing, walk away. A plumber who specialises in hot water should be happy to show you every line.

Questions people ask

Is VEU a rebate?

No. VEU gives discounts through accredited businesses. In this list, the rebates are Solar Homes in Victoria and Home Energy Support in the ACT.

Can I get more than one?

Sometimes. Solar Victoria calculates its hot water rebate after any other discounts, such as STCs and VEU, have been applied. Each program has its own rules, so check each one.

Can landlords get these?

Not the Solar Homes hot water rebate, which is for owner-occupiers. Consumer Affairs Victoria says every upgrade under Victoria's new rental standards is eligible for a VEU discount.

Is there a heat pump rebate in Queensland?

We didn't find a current one. Check the Queensland Government's hot water page for changes, and ask about STCs, which apply in every state.

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