Sources: every official page this guide relies on

Every figure on this site comes from a source listed below. Rebates, rules and dates come from official government or regulator pages only. 95 sources are used, of which 78 are official government or regulator pages. All were last checked: November 2026.

See the editorial policy for how sources are chosen. If an official page now says something different, please let me know.

Rebate figures (one entry per program)

Victoria: Solar Homes hot water rebate (Solar Victoria). Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
Victoria: Victorian Energy Upgrades (VEU) hot water discount. Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Australia-wide: Small-scale technology certificates (STCs). Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.
Australia-wide: Household Energy Upgrades Fund (discounted loans). Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
NSW: Hot water upgrade incentive (Energy Savings Scheme). Hot water upgrade incentive, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
NSW: Home Energy Saver zero-interest loans. Home Energy Saver loans, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
NSW: Home Energy Saver discounts. Home Energy Saver discounts, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Queensland: Climate Smart Energy Savers (closed). Climate Smart Energy Savers program results (media statement, 14 April 2024), Queensland Government. Last checked: November 2026.
South Australia: Retailer Energy Productivity Scheme (REPS). Retailer Energy Productivity Scheme, Government of South Australia (sa.gov.au). Last checked: November 2026.
Western Australia: No state heat pump hot water rebate. Distributed energy resources, Energy Policy WA (Government of Western Australia). Last checked: November 2026.
ACT: Sustainable Household Scheme loan. Sustainable Household Scheme, ACT Government (Climate Choices). Last checked: November 2026.
ACT: Home Energy Support Program rebate (concession card holders). Home Energy Support: rebates for homeowners, ACT Government (Climate Choices). Last checked: November 2026.
Tasmania: Energy Saver Loan Scheme (closed). Energy Saver Loan Scheme (closed), Renewables, Climate and Future Industries Tasmania. Last checked: November 2026.
Northern Territory: No current Territory hot water program. Home and Business Battery Scheme, Northern Territory Government. Last checked: November 2026.

Rebates by state

Heat pump hot water rebates in Australia, state by state

Calculate small-scale technology certificate entitlements, Clean Energy Regulator. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water upgrade incentive, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Home Energy Saver loans, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Home Energy Saver discounts, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Climate Smart Energy Savers program results (media statement, 14 April 2024), Queensland Government. Last checked: November 2026.
Retailer Energy Productivity Scheme, Government of South Australia (sa.gov.au). Last checked: November 2026.
Distributed energy resources, Energy Policy WA (Government of Western Australia). Last checked: November 2026.
Sustainable Household Scheme, ACT Government (Climate Choices). Last checked: November 2026.
Home Energy Support: rebates for homeowners, ACT Government (Climate Choices). Last checked: November 2026.
Energy Saver Loan Scheme (closed), Renewables, Climate and Future Industries Tasmania. Last checked: November 2026.
Home and Business Battery Scheme, Northern Territory Government. Last checked: November 2026.

Heat pump hot water rebates in Victoria

Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Product lists, Solar Victoria. Last checked: November 2026.
Overview of VEU activities, Essential Services Commission (Victoria). Last checked: November 2026.
Victorian Midday Power Saver, Victorian Government (energy.vic.gov.au). Last checked: November 2026.

Heat pump hot water rebates in NSW

Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Find an Accredited Certificate Provider, NSW Energy Sustainability Schemes (IPART). Last checked: November 2026.
Hot water upgrade incentive, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Product lists, NSW Energy Sustainability Schemes (IPART). Last checked: November 2026.
Residential and small business electric to heat pump water heater eligibility, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Peak Demand Reduction Scheme, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Plumbing frequently asked questions, NSW Fair Trading. Last checked: November 2026.
New advisory notes on heat pump installations, Building Commission NSW. Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Home Energy Saver loans, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Home Energy Saver discounts, NSW Government (energy.nsw.gov.au). Last checked: November 2026.

Heat pump hot water rebates in Queensland

Climate Smart Energy Savers program results (media statement, 14 April 2024), Queensland Government. Last checked: November 2026.
Climate Smart Energy Savers closing date (media statement, 20 November 2023), Queensland Government. Last checked: November 2026.
Home energy savings, Queensland Government. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Climate statistics: Brisbane 040913, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Economy tariffs, Energex. Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Sharer Offer: what you need to know, Energy Made Easy (Australian Energy Regulator). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water rebates in Western Australia

Distributed energy resources, Energy Policy WA (Government of Western Australia). Last checked: November 2026.
Energy Ahead (formerly the Household Energy Efficiency Scheme), Government of Western Australia. Last checked: November 2026.
2026-27 WA Budget: households, Government of Western Australia. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Climate statistics: Perth Metro 009225, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water rebates in South Australia

Retailer Energy Productivity Scheme (REPS), Department for Energy and Mining (SA). Last checked: November 2026.
REPS activity specifications, Department for Energy and Mining (SA). Last checked: November 2026.
REPS activity WH1: replace or upgrade water heater (WH1.2026.1), Department for Energy and Mining (SA). Last checked: November 2026.
Energy saving rebates, Department for Energy and Mining (SA). Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Sharer Offer: what you need to know, Energy Made Easy (Australian Energy Regulator). Last checked: November 2026.
Retailer Energy Productivity Scheme, Government of South Australia (sa.gov.au). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water rebates and loans in the ACT

Sustainable Household Scheme, ACT Government (Climate Choices). Last checked: November 2026.
Home Energy Support: rebates for homeowners, ACT Government (Climate Choices). Last checked: November 2026.
Preventing new gas network connections, ACT Government (Climate Choices). Last checked: November 2026.
Switching from gas, ACT Government (Climate Choices). Last checked: November 2026.
Climate statistics: Canberra Airport 070351, Bureau of Meteorology. Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Snapshot: installation of air conditioners (noise limits), Access Canberra (ACT Government). Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water rebates in Tasmania

Energy Saver Loan Scheme (closed), Renewables, Climate and Future Industries Tasmania. Last checked: November 2026.
Energy efficiency programs, Renewables, Climate and Future Industries Tasmania. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Climate statistics: Hobart (Ellerslie Road) 094029, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water rebates in the Northern Territory

Home and Business Battery Scheme, Northern Territory Government. Last checked: November 2026.
Energy bill relief for households, Northern Territory Government. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Air source heat pump models (register data file, CSV), Clean Energy Regulator. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Climate statistics: Darwin Airport 014015, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.

Federal STCs for heat pump hot water explained

Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.
Register of solar water heaters (includes air source heat pumps), Clean Energy Regulator. Last checked: November 2026.
Calculate small-scale technology certificate entitlements, Clean Energy Regulator. Last checked: November 2026.
Air source heat pump models (register data file, CSV), Clean Energy Regulator. Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Buy and sell small-scale technology certificates, Clean Energy Regulator. Last checked: November 2026.

Victoria's 2027 gas hot water rule

Victoria's gas hot water rule from 1 March 2027

Existing residential buildings: electric and efficiency standards, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Building industry insights, August 2026, Building and Plumbing Commission (Victoria). Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Electric and efficiency standards for buildings, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Building electrification for residential buildings in Victoria (factsheet, August 2025), Victorian Department of Energy, Environment and Climate Action. Last checked: November 2026.
Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
New Victorian homes go all electric from 2024, Solar Victoria. Last checked: November 2026.
New buildings: residential and most commercial, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
New minimum energy efficiency standards for rental properties, Consumer Affairs Victoria. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Victorian Midday Power Saver, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Heat pump installations (industry update), Building and Plumbing Commission (Victoria). Last checked: November 2026.

Your gas hot water system has failed in Victoria: what now?

Building industry insights, August 2026, Building and Plumbing Commission (Victoria). Last checked: November 2026.
Building electrification for residential buildings in Victoria (factsheet, August 2025), Victorian Department of Energy, Environment and Climate Action. Last checked: November 2026.
Existing residential buildings: electric and efficiency standards, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
Heat pump installations (industry update), Building and Plumbing Commission (Victoria). Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Minimum energy efficiency standards: exemptions, Consumer Affairs Victoria. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.

Victoria's hot water rules for renters and landlords

New minimum energy efficiency standards for rental properties, Consumer Affairs Victoria. Last checked: November 2026.
Minimum energy efficiency standards: hot water standard, Consumer Affairs Victoria. Last checked: November 2026.
VEU Registry: product register search, Essential Services Commission (Victoria). Last checked: November 2026.
Minimum energy efficiency standards: exemptions, Consumer Affairs Victoria. Last checked: November 2026.
Energy efficiency for rental homes in Victoria: information for rental providers (factsheet, August 2025), Victorian Department of Energy, Environment and Climate Action. Last checked: November 2026.
Energy efficiency for rental properties in Victoria, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Solar rebates for rental properties, Solar Victoria. Last checked: November 2026.

How heat pumps work

How heat pump hot water works

Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.

Do heat pump hot water systems work in cold climates?

Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Climate statistics: Canberra Airport 070351, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Hobart (Ellerslie Road) 094029, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Melbourne (Olympic Park) 086338, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Adelaide (West Terrace / Ngayirdapira) 023000, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Sydney (Observatory Hill) 066062, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Perth Metro 009225, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Brisbane 040913, Bureau of Meteorology. Last checked: November 2026.
Climate statistics: Darwin Airport 014015, Bureau of Meteorology. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Why choose a heat pump hot water system, Solar Victoria. Last checked: November 2026.

How noisy is a heat pump hot water system?

Heat pump hot water systems: compare (manufacturer-stated data, updated 8 May 2026), CHOICE (non-profit). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Why choose a heat pump hot water system, Solar Victoria. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Heat pump installations (industry update), Building and Plumbing Commission (Victoria). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Residential noise, EPA Victoria. Last checked: November 2026.
Snapshot: installation of air conditioners (noise limits), Access Canberra (ACT Government). Last checked: November 2026.
Changes to the Noise Control Regulation, NSW Environment Protection Authority. Last checked: November 2026.

Heat pump hot water size guide: what tank size do you need?

Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water systems buying guide (updated 5 April 2024), CHOICE (non-profit). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Register of solar water heaters (includes air source heat pumps), Clean Energy Regulator. Last checked: November 2026.

All-in-one vs split heat pump hot water systems

Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Heat pump installations (industry update), Building and Plumbing Commission (Victoria). Last checked: November 2026.

Costs and comparisons

How much does a heat pump hot water system cost?

Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Heat pump hot water systems: compare (manufacturer-stated data, updated 8 May 2026), CHOICE (non-profit). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.

Heat pump hot water running costs

Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Existing residential buildings: electric and efficiency standards, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Why choose a heat pump hot water system, Solar Victoria. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.

Running a heat pump on solar, off-peak and free midday power

Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Get the most from your solar system, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Victorian Midday Power Saver, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Solar Sharer Offer: what you need to know, Energy Made Easy (Australian Energy Regulator). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Economy tariffs, Energex. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Product lists, Solar Victoria. Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.

Is heat pump hot water worth it?

Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Hot water systems buying guide (updated 5 April 2024), CHOICE (non-profit). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
New advisory notes on heat pump installations, Building Commission NSW. Last checked: November 2026.

Heat pump vs gas hot water

Existing residential buildings: electric and efficiency standards, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Building electrification for residential buildings in Victoria (factsheet, August 2025), Victorian Department of Energy, Environment and Climate Action. Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Overview of VEU activities, Essential Services Commission (Victoria). Last checked: November 2026.

Heat pump vs electric storage hot water

Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Hot water upgrade incentive, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Minimum energy efficiency standards: hot water standard, Consumer Affairs Victoria. Last checked: November 2026.
Decision Regulation Impact Statement: heat pump water heaters, Energy Rating (Australian Government). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.

Heat pump vs solar hot water

Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.
Hot water systems buying guide (updated 5 April 2024), CHOICE (non-profit). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Get the most from your solar system, energy.gov.au (Australian Government). Last checked: November 2026.
New minimum energy efficiency standards for rental properties, Consumer Affairs Victoria. Last checked: November 2026.

Buying guide

Heat pump hot water buying guide

Heat pump hot water systems: compare (manufacturer-stated data, updated 8 May 2026), CHOICE (non-profit). Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Product lists, Solar Victoria. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
New advisory notes on heat pump installations, Building Commission NSW. Last checked: November 2026.
Decision Regulation Impact Statement: heat pump water heaters, Energy Rating (Australian Government). Last checked: November 2026.

Heat pump hot water brands in Australia: a factual overview

Heat pump hot water systems: compare (manufacturer-stated data, updated 8 May 2026), CHOICE (non-profit). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Air source heat pump models (register data file, CSV), Clean Energy Regulator. Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Product lists, Solar Victoria. Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
Apricus heat pump range (manufacturer's Australian site), Apricus. Last checked: November 2026.
Chromagen heat pump range (manufacturer's Australian site), Chromagen. Last checked: November 2026.
Dux heat pump range (manufacturer's Australian site), Dux. Last checked: November 2026.
Emerald heat pump range (manufacturer's Australian site), Emerald. Last checked: November 2026.
Evoheat heat pump range (manufacturer's Australian site), Evoheat. Last checked: November 2026.
iStore heat pump range (manufacturer's Australian site), iStore. Last checked: November 2026.
Quantum heat pump range (manufacturer's Australian site), Quantum. Last checked: November 2026.
Reclaim Energy heat pump range (manufacturer's Australian site), Reclaim Energy. Last checked: November 2026.
Rheem heat pump range (manufacturer's Australian site), Rheem. Last checked: November 2026.
Rinnai heat pump range (manufacturer's Australian site), Rinnai. Last checked: November 2026.
Sanden heat pump range (manufacturer's Australian site), Sanden. Last checked: November 2026.
Stiebel Eltron heat pump range (manufacturer's Australian site), Stiebel Eltron. Last checked: November 2026.
Thermann heat pump range (manufacturer's Australian site), Thermann. Last checked: November 2026.

How to check a heat pump is rebate eligible

Register of solar water heaters (includes air source heat pumps), Clean Energy Regulator. Last checked: November 2026.
VEU Registry: product register search, Essential Services Commission (Victoria). Last checked: November 2026.
Product lists, Solar Victoria. Last checked: November 2026.
Product lists, NSW Energy Sustainability Schemes (IPART). Last checked: November 2026.
Air source heat pump models (register data file, CSV), Clean Energy Regulator. Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Minimum energy efficiency standards: hot water standard, Consumer Affairs Victoria. Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Products program, Clean Energy Council (industry body). Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Decision Regulation Impact Statement: heat pump water heaters, Energy Rating (Australian Government). Last checked: November 2026.

Heat pump hot water installer checklist

New advisory notes on heat pump installations, Building Commission NSW. Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.
Heat pump installations (industry update), Building and Plumbing Commission (Victoria). Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Plumbing frequently asked questions, NSW Fair Trading. Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Hot water upgrade incentive, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Hot water system discounts (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.

City guides

Heat pump hot water city guides

Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Climate statistics: Melbourne Regional Office 086071, Bureau of Meteorology. Last checked: November 2026.

Heat pump hot water in Melbourne

Climate statistics: Melbourne Regional Office 086071, Bureau of Meteorology. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Hot water buyers guide (Victorian Energy Upgrades), Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Existing residential buildings: electric and efficiency standards, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
New buildings: residential and most commercial, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Solar Homes hot water rebate, Solar Victoria. Last checked: November 2026.
Victorian Midday Power Saver, Victorian Government (energy.vic.gov.au). Last checked: November 2026.
Heat pump installations (industry update), Building and Plumbing Commission (Victoria). Last checked: November 2026.
Residential noise, EPA Victoria. Last checked: November 2026.
Climate statistics: Melbourne (Olympic Park) 086338, Bureau of Meteorology. Last checked: November 2026.

Heat pump hot water in Sydney

Climate statistics: Sydney (Observatory Hill) 066062, Bureau of Meteorology. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Hot water upgrade incentive, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Home Energy Saver loans, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Heat pump water heaters, NSW Government (energy.nsw.gov.au). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Sharer Offer: what you need to know, Energy Made Easy (Australian Energy Regulator). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Changes to the Noise Control Regulation, NSW Environment Protection Authority. Last checked: November 2026.
New advisory notes on heat pump installations, Building Commission NSW. Last checked: November 2026.
Plumbing frequently asked questions, NSW Fair Trading. Last checked: November 2026.

Heat pump hot water in Brisbane

Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Climate statistics: Brisbane 040913, Bureau of Meteorology. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Climate Smart Energy Savers program results (media statement, 14 April 2024), Queensland Government. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Economy tariffs, Energex. Last checked: November 2026.
Get the most from your solar system, energy.gov.au (Australian Government). Last checked: November 2026.

Heat pump hot water in Perth

Distributed energy resources, Energy Policy WA (Government of Western Australia). Last checked: November 2026.
2026-27 WA Budget: households, Government of Western Australia. Last checked: November 2026.
Energy Ahead (formerly the Household Energy Efficiency Scheme), Government of Western Australia. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Climate statistics: Perth Metro 009225, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar water heaters and air source heat pumps, Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water in Adelaide

Retailer Energy Productivity Scheme, Government of South Australia (sa.gov.au). Last checked: November 2026.
Energy saving rebates, Department for Energy and Mining (SA). Last checked: November 2026.
REPS activity WH1: replace or upgrade water heater (WH1.2026.1), Department for Energy and Mining (SA). Last checked: November 2026.
Solar Sharer Offer, energy.gov.au (Australian Government). Last checked: November 2026.
Solar Sharer Offer: what you need to know, Energy Made Easy (Australian Energy Regulator). Last checked: November 2026.
REPS activity specifications, Department for Energy and Mining (SA). Last checked: November 2026.
Climate statistics: Adelaide (West Terrace / Ngayirdapira) 023000, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water in Hobart and Tasmania

Climate statistics: Hobart (Ellerslie Road) 094029, Bureau of Meteorology. Last checked: November 2026.
Hot water systems, energy.gov.au (Australian Government). Last checked: November 2026.
Heat pump hot water systems, Renew (non-profit). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.
Energy Saver Loan Scheme (closed), Renewables, Climate and Future Industries Tasmania. Last checked: November 2026.
Energy efficiency programs, Renewables, Climate and Future Industries Tasmania. Last checked: November 2026.
Household Energy Upgrades Fund, energy.gov.au (Australian Government). Last checked: November 2026.
Decision Regulation Impact Statement: energy efficiency policy options for heat pump water heaters (April 2026), Energy Rating (Australian Government). Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.

Heat pump hot water in Canberra

Climate statistics: Canberra Airport 070351, Bureau of Meteorology. Last checked: November 2026.
Postcode zones for air source heat pumps and solar water heaters (Version 3, 1 January 2020), Clean Energy Regulator. Last checked: November 2026.
Singing in the shower: a guide to hot water heat pumps, ACT Government (Climate Choices). Last checked: November 2026.
Sustainable Household Scheme, ACT Government (Climate Choices). Last checked: November 2026.
Home Energy Support: rebates for homeowners, ACT Government (Climate Choices). Last checked: November 2026.
Preventing new gas network connections, ACT Government (Climate Choices). Last checked: November 2026.
Switching from gas, ACT Government (Climate Choices). Last checked: November 2026.
Snapshot: installation of air conditioners (noise limits), Access Canberra (ACT Government). Last checked: November 2026.
Hot water systems, Your Home (Australian Government, DCCEEW). Last checked: November 2026.