Has the heat pump grant amount changed?

Yes. The BUS grant increased from £5,000 to £7,500 in October 2023. From 21 July 2026 to 31 March 2027 there is a higher £9,000 rate for off-gas homes replacing oil or LPG, and air-to-air heat pumps can get £2,500.

Is the grant amount the same for air source and ground source?

Yes. Air-to-water (air source) and ground source heat pumps both receive £7,500, or £9,000 when replacing oil or LPG in a home without mains gas. Air-to-air heat pumps receive £2,500.

How Much Is the Heat Pump Grant UK? Full Breakdown for 2026

Q: How much is the heat pump grant in 2026?

£7,500 through the Boiler Upgrade Scheme in England and Wales, or £9,000 for an air-to-water or ground source heat pump replacing oil or LPG in a home without mains gas (21 July 2026 to 31 March 2027). Air-to-air heat pumps get £2,500. Home Energy Scotland offers a grant of up to £7,500 (up to £9,000 for rural and island homes) plus an optional interest-free loan of up to £7,500. Eligible low-income households may get the full cost covered through ECO4 or the Welsh Nest scheme.

By Home Heat Pump Guide Published 18 March 2026

UK homeowner calculating heat pump costs after applying the £7,500 BUS grant — The headline figure: £7,500 through the BUS grant in England and Wales (£9,000 for off-gas oil and LPG homes). The full picture varies by nation and circumstances.

The quick answer: £7,500 through the BUS grant in England and Wales, or £9,000 if your home has no mains gas and you are replacing oil or LPG (until 31 March 2027). In Scotland, a grant of up to £7,500 (£9,000 rural/island) plus an optional interest-free loan of up to £7,500. Potentially the full cost if you qualify for ECO4 or Nest. But the exact amount you can access depends on where you live, your income, and which schemes you can combine.

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Grant Amounts by Nation

Nation	Main Scheme	Grant	Loan	Total Support
England	BUS	£7,500 (£9,000 off-gas oil/LPG)	None	£7,500 or £9,000
Wales	BUS / Nest	£7,500 (£9,000 off-gas oil/LPG) / Nest: full cost for eligible households	None	£7,500+
Scotland	HES	Up to £7,500 (£9,000 rural/island)	Up to £7,500 (0%, optional)	Up to £15,000 (£16,500 rural/island), grant + loan
Northern Ireland	NISEP / Affordable Warmth	Varies	None	Varies

How the Grant Has Changed

Heat pump vs gas boiler cost comparison showing how the grant has made heat pumps competitive — The grant increase from £5,000 to £7,500 in 2023 made heat pumps cost-competitive with new gas boilers for many homes.

BUS Grant Amount Over Time

April 2022 (ASHP)

£5,000

April 2022 (GSHP)

£6,000

October 2023+ (both)

£7,500

21 July 2026 to 31 March 2027 (off-gas oil/LPG)

£9,000

Maximising Your Total Funding

Check local authority top-up grants — some councils add £1,000 to £3,000
In Scotland, combine the HES grant (with the rural uplift if eligible) and the optional interest-free loan to reduce upfront cost
Off the gas grid and heated by oil or LPG? Make sure your installer applies before 31 March 2027 to get £9,000
If on benefits, check ECO4 or free schemes first
Consider combining solar panel grants with your heat pump grant

UK homeowner reviewing grant amounts available for their heat pump installation — Stacking the BUS grant with a local authority top-up can cut your out-of-pocket costs to as little as £1,500.

Check if a heat pump suits your home

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No obligation. Your MCS-certified installer applies for the BUS grant and deducts it from the price.

Calculate your net cost after all available grants

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Frequently Asked Questions

How much is the heat pump grant in 2026?

£7,500 (BUS, England/Wales), or £9,000 for off-gas oil and LPG homes until 31 March 2027; in Scotland a grant of up to £7,500 (£9,000 rural/island) plus an optional loan of up to £7,500; or the full cost through ECO4 or Nest for eligible households.

Has the grant amount changed?

Yes — it increased from £5,000 to £7,500 in October 2023, and a higher £9,000 off-gas oil/LPG rate applies from 21 July 2026 to 31 March 2027.

Same amount for air source and ground source?

Yes. Both receive £7,500 through BUS (£9,000 when replacing oil or LPG off the gas grid). Air-to-air heat pumps get £2,500.

About UK Heat Pump Grant Amounts

Heat pump grant amounts vary across the UK's four nations. The Boiler Upgrade Scheme in England and Wales provides £7,500 (£9,000 for off-gas oil and LPG homes until 31 March 2027), while Home Energy Scotland offers a grant of up to £7,500 (£9,000 rural/island) plus an optional interest-free loan. ECO4 and Nest can cover the full cost for vulnerable households. These grants make air source and ground source heat pumps affordable for most UK homeowners. Those also considering solar panels can access separate funding, stacking renewable energy savings.