New South Wales · last reviewed 4 July 2026
Heat pump hot water rebate in NSW, explained straight
NSW works through the Energy Savings Scheme (ESS): accredited suppliers apply the incentive directly to your quote — larger when replacing an electric storage system than gas — with federal STCs on top. That's why you see heavily discounted heat pump offers advertised across Sydney.
How the NSW discount works
- Your installer must be an ESS-accredited supplier (or work with one). The discount is built into the quoted price — it's not a rebate paid to you later.
- Replacing an old electric storage system attracts the larger discount; gas replacements get a smaller one. The exact figure depends on certificate prices, which move over time.
- Federal STCs stack on top, applied at point of sale.
What Sydney households actually pay
- Advertised packages can look dramatically cheap — the discounts are real, but the final installed price still varies widely between suppliers for the same unit.
- Compare at least three accredited suppliers, ask for itemised quotes, and check the unit's noise rating and warranty, not just the headline price.
Quick answers
Is the NSW hot water incentive a rebate I claim?
No — it's an upfront discount the accredited supplier includes in your quote. If a supplier can't apply it, they're not accredited under the scheme, which is worth knowing before you sign.
How much is the NSW discount worth?
It varies with certificate prices and your situation — replacing electric storage attracts materially more than replacing gas. Combined with federal STCs, the total support commonly runs from several hundred dollars to over a thousand.
Do rentals qualify in NSW?
Rental properties can qualify, but the owner generally needs to arrange the upgrade. If you rent, send your landlord the numbers — post-incentive prices are often lower than a like-for-like replacement.
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.