2026 Update: PSDS & IETF closed. AIA gives 100% year-one relief on solar. 2026 active stack still delivers 40–60% effective subsidy. See 2026 grants →

UK care home solar — May 2026

Solar funding for UK care homes — 2026 funding stack and group rollouts.

UK care homes are exceptional solar candidates — 24/7 operation, stable demand, modern roof inventory. With the Annual Investment Allowance, 0% VAT, SEG and (for groups) PPAs, the active 2026 stack delivers 4-6 year payback for most care home projects.

Why care homes work for solar

Care home electricity demand is exceptional in two senses: it's continuous (24/7 lighting, heating control, kitchen, laundry, equipment, IT), and it's predictable (very stable demand profile compared to retail, hotels, or hospitality which have seasonal swings). Both characteristics drive solar self-consumption rates of 75-90% on properly sized systems — among the highest in UK commercial solar.

Combined with modern care home roof inventory (most post-2000 care homes are large flat-roofed buildings with 800-2,500 m² of usable roof) and the stability of the operator covenant, care home solar economics are strong. Pre-grant payback is 5-7 years; post-AIA, 4-6 years; with a PPA structure for groups, zero capex with immediate cash savings.

The 2026 funding stack for UK care homes

Single-site care home (private operator)

Active stack: the Annual Investment Allowance (25% via corporation tax for incorporated operators) + 0% VAT (~17% on VAT-inclusive cost) + SEG (5-18p/kWh export). For a typical £85,000 100kWp install, effective net cost lands around £63,000 with annual savings £18-£25k. Payback 3-3.5 years.

Single-site care home (charitable operator)

Most UK charities don't pay corporation tax, so the Annual Investment Allowance/AIA don't apply. The active stack is 0% VAT + SEG + (for community-benefit projects) GBE Community Fund + charitable foundation funding. Effective net cost is similar but routed differently.

Rural care home (any operator)

REPF (Rural England Prosperity Fund) covers up to 40% of capex for rural enterprise solar in eligible English council areas. Most rural care homes qualify. Stack REPF + AIA on net of grant + 0% VAT + SEG.

Multi-site care home group (8+ homes)

PPA structures dominate. The largest UK care home groups (Bupa, HC-One, Care UK, Four Seasons, Barchester) have collectively committed to multi-MWp PPA rollouts since 2023. Single PPA framework + per-site call-offs. Tariff economics 5.8-6.8p/kWh for investment-grade group covenants.

Worked example — single mid-sized UK care home

A 60-bed care home in Surrey, operated by a private limited company:

  • Annual electricity demand: 380,000 kWh
  • System size: 110 kWp rooftop
  • Headline capex: £88,000 turnkey
  • Annual Investment Allowance tax saving: £22,000 (25%)
  • 0% VAT applied at install
  • Net cost: £66,000
  • Annual savings: £19,500 (electricity displacement + SEG export)
  • Payback: 3.4 years
  • 25-year cumulative savings: £660k+ (CPI-adjusted)

Resilience and battery storage

Care homes have a stronger case for battery storage than most commercial sectors because they typically already have UPS for medical equipment, refrigeration backup and emergency lighting. Combining solar + battery + UPS into a single coherent system makes operational sense even before the economic case is calculated. Adding 50-100 kWh battery to a 100 kWp PV system typically lifts self-consumption from 75% to 90%+ and provides material resilience for power cut scenarios.

Care home group programmatic rollouts

For care home groups with 8+ homes, programmatic PPA rollouts are now the dominant model. Setting up the framework takes 4-6 months; each site call-off is then 8-12 weeks. Single PPA funder covers all sites; tariff economics improve with scale (typically 5.8-6.8p/kWh for investment-grade group covenants). Programmatic rollouts also reduce the per-site engineering and project management costs by ~25%.

Related

Care home solar FAQs

Are UK care homes eligible for solar grants in 2026?
Care homes don't qualify for the major direct grant routes (IETF was manufacturing-only; PSDS was public sector). They use the same active 2026 stack as most UK businesses: the Annual Investment Allowance (25% via corporation tax for incorporated operators), 0% VAT on commercial solar, Smart Export Guarantee, Power Purchase Agreements (for groups with 8+ homes), and REPF (for rural care homes in eligible English council areas). Care homes within 11 Mayoral Authority areas can also access Local Growth Fund.
Why are care homes good solar candidates?
Three structural advantages. (1) 24/7 operation — care homes have continuous electricity demand for lighting, heating control, kitchen, laundry, mobility equipment, IT systems. Solar self-consumption rates are typically 75-90%. (2) Stable, predictable demand profile — unlike retail or hotels with seasonal swings, care home demand is steady. (3) Modern post-2000 care home buildings typically have substantial flat or low-pitch roof inventory. The combination produces strong solar economics, with payback typically 4-6 years post-AIA.
What size solar PV does a typical UK care home need?
Single-site care home solar projects typically range from 30kWp (small care home, 25-40 residents) to 150kWp (large care home, 80-120 residents). Sizing depends on annual electricity demand. A typical UK 60-bed care home uses 250,000-450,000 kWh/year. Solar typically targets 30-50% of annual demand. Multi-site care home groups (Bupa, HC-One, Care UK, Four Seasons, Barchester) typically deploy 100-150kWp per home in programmatic rollouts.
Are care homes considered public sector for PSDS?
Generally no. PSDS (which closed November 2024 to new applications) was for state-owned public sector bodies. Care homes operated by local authorities directly (a small share of the UK market) qualified. Most UK care homes are operated by private companies or charitable organisations and didn't qualify even when PSDS was open. The active 2026 routes for care homes are private-sector tax routes (the Annual Investment Allowance) plus PPAs.
Can a care home group sign a multi-site PPA?
Yes — and programmatic PPAs are increasingly common for major UK care home groups. The structure: one master PPA framework with a single funder covering multiple homes, with site-by-site call-offs as buildings are commissioned. Setting up the framework takes 4-6 months; each site call-off is then 8-12 weeks from instruction to commissioning. Major UK care home group rollouts have run at 20-50 homes per programme.
Does battery storage make sense for care homes?
For most care homes, modest battery storage (50-100 kWh on a 100kWp PV system) provides resilience benefits as well as solar economics. Care homes often have UPS for medical equipment; integrating solar+battery+UPS is a single coherent investment. Battery storage is also AIA-eligible. Adding battery typically lifts self-consumption from 75% to 90%+ on a 24/7-operation site.
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Funding by asset class

The allowance depends on the asset, and most pages on this topic get it the wrong way round. Solar PV is special-rate expenditure (HMRC Capital Allowances Manual CA22335), so the 100% year-one route is the Annual Investment Allowance — Full Expensing is a main-rate measure and does not reach it. Battery storage, EV charging and heat pumps are main-rate plant, so Full Expensing genuinely does apply to those.

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Find out which 2026 schemes your site actually qualifies for

What you get, within one working day
  • 1. A short written funding note naming every scheme your site qualifies for in 2026 — and the ones it does not.
  • 2. Indicative system size and a capex band for your roof.
  • 3. Year-one tax treatment per asset in £ — solar is special-rate expenditure, so the route is the Annual Investment Allowance; battery storage and heat pumps are main-rate plant, where Full Expensing does apply. Most pages get this the wrong way round.
  • 4. Projected SEG export revenue at current rates.
  • 5. Any red-flag eligibility or DNO issues we can see up front.

Covers solar PV, battery storage, EV charging and commercial heat pumps — separately or as one bundled project. If your project is a heat pump or a battery rather than a roof, say so in the message box and the note is written against that asset instead.

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