Australian Capital Territory · last reviewed 4 July 2026
Heat pump hot water rebate in ACT, explained straight
Canberra households get their support mainly through the ACT Government's Sustainable Household Scheme — a zero-interest loan of up to $15,000 for eligible energy-efficient upgrades, including heat pump hot water. Concession-card households can also access direct rebate support, and federal STCs are applied at point of sale on top.
How the ACT support works
- Sustainable Household Scheme (SHS): a zero-interest loan (commonly $2,000–$15,000) repaid over up to 10 years, covering eligible upgrades such as a heat pump hot water system. You own the system outright and pay no interest.
- Home Energy Support / concession rebates: eligible pensioner and concession-card households can access rebate support toward efficient electric appliances, including hot water heat pumps. Rounds and caps change, so confirm the current offer before you commit.
- Federal STCs: applied as a point-of-sale discount everywhere in Australia, commonly worth several hundred dollars or more depending on the system.
What Canberra households actually pay
- A heat pump hot water system typically runs $3,000–$6,000 supplied and installed before incentives. STCs come off at the quote; the SHS loan then spreads the balance interest-free rather than discounting it.
- Canberra's cold winters matter: pick a unit rated to keep performing at low ambient temperatures, and ask the installer how it behaves on frosty mornings before you sign.
Quick answers
Is the Sustainable Household Scheme a rebate or a loan?
It's a zero-interest loan, not a cash rebate — you repay the amount over time, but pay no interest. That's what makes the ACT's support distinctive: it lowers the barrier to buying rather than cutting the sticker price. Federal STCs still discount the quote directly.
Can concession-card households get direct help too?
Eligible pensioner and concession-card households can generally access additional rebate support toward efficient electric upgrades. Eligibility and funding rounds change, so verify the current program before assuming an amount.
Do heat pumps work through a Canberra winter?
Yes, but efficiency drops in very cold weather, so it's worth choosing a system rated for low ambient temperatures and sizing the tank generously. A good installer will factor Canberra's frosts into the recommendation.
Based on published scheme information as at 4 July 2026. Amounts vary by system, zone and eligibility, change over time, and are decided by scheme administrators — not us. Confirm final figures with an accredited installer before committing. General information, not advice.