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Grants

Solar grants and incentives in Three Rivers: where to start

Find the council’s home-energy support route and understand how grants, VAT treatment and export payments differ.
3 min read·Updated 8 September 2026

Is there a grant for every solar installation?

No. Support depends on the particular scheme, the household or business, the building and an assessment of suitable work. A programme that can fund solar does not promise panels for every applicant. Start with the official eligibility information before choosing equipment or paying a deposit.

Croxley Green Solar is a private enquiry and introduction service operated by Lenzie Consulting Ltd. We do not administer council grants or decide who qualifies. A request through our enquiry form is separate from an application to a public funding scheme.

What is the Warm Homes Local Grant route?

Three Rivers District Council publishes a Warm Homes Local Grant route for eligible households and properties. Solar photovoltaic panels may be included among assessed energy-efficiency improvements. The council’s information directs applicants to its delivery partner, the National Energy Foundation.

Use the current council page to check the property and household criteria, the evidence required and whether applications can be accepted. Explain your tenure and whether an EPC is available. The scheme’s assessment determines the upgrade package; do not treat solar as a selectable cash allowance.

Source: Three Rivers: Warm Homes Local Grant

What if you rent the property?

Discuss proposed works with the landlord or managing agent at the outset. Permission to alter the roof and electrical installation is a separate issue from household eligibility. Establish who will own the equipment, maintain it and receive any export payments.

If you are a landlord, use the scheme’s specific landlord conditions and contribution rules. Do not assume that the treatment of one property applies to an entire portfolio. Keep written confirmation of the approved works and responsibilities before arranging access.

Can a business or charity apply for support?

Three Rivers also publishes support information for businesses and charities, including solar and battery grant material. Check the current application window, eligible premises, procurement requirements and any restriction on work that has already started. We do not claim funding is available for every commercial enquiry.

Ask the scheme administrator which evidence is needed before commissioning an installer. A business based near Croxley Green may have an address in Watford rather than Three Rivers; the trading address and local authority boundary can affect eligibility.

Source: Three Rivers: support for businesses and charities

Are VAT relief and the Smart Export Guarantee grants?

They work differently. VAT treatment affects the tax charged on a qualifying installation. The Smart Export Guarantee pays eligible generators for metered electricity exported under a supplier’s tariff. Neither should be described as a council contribution to the purchase price.

Keep these entries separate in a budget: installed cost, confirmed funding, avoided electricity imports and expected export income. Ask the installer or scheme administrator to explain which conditions apply, and use current supplier terms when assessing exports.

Source: HMRC: VAT on qualifying energy-saving materials; Ofgem: Smart Export Guarantee

What should you have ready?

Prepare the full address, ownership or tenancy details, any EPC and the household or business information requested by the scheme. Keep documents private and submit them through the official route. Only supply material actually required for the application.

If you are comparing a self-funded installation, an enquiry to Croxley Green Solar can be introduced to a partner installer. A booking can be arranged within 24 hours of the installer receiving the enquiry, while grant decisions follow the scheme’s own process.

  • Read the current eligibility and application window
  • Confirm permission from the property owner
  • Obtain written scheme approval where required
  • Keep public funding and private quotations separate

Sources and further guidance

Checked 8 September 2026. Confirm current requirements with the relevant provider or authority.

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