🇬🇧 2026

Benelux solar incentives 2026: up to 62.5% subsidies + green certificates

Belgium · Province du Brabant wallon

Solar panels in Ottignies-Louvain-la-Neuve

Estimate your solar output in Ottignies-Louvain-la-Neuve from local irradiance (1050 kWh/m²/year) and compare quotes from certified installers. Free, no obligation.

Why install solar panels in Ottignies-Louvain-la-Neuve?

1050 kWh/m²/years
Average solar irradiance — Belgium

Specific subsidies and incentives for your area to significantly reduce your initial investment.

Payback time depends on your consumption, roof orientation and the subsidies in force: we calculate it for your address.

A photovoltaic installation improves the property's energy performance certificate (EPC), which is mandatory information when selling or renting.

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Subsidies and incentives in Ottignies-Louvain-la-Neuve

Regional subsidies up to €1,500 + green certificates

In Belgium, solar subsidies vary by region. In Wallonia, the Qualiwatt premium amounts to up to 1,500 euros for residential installations. In Brussels, green certificates provide additional income over 10 years.

Federal tax deductions allow you to recover part of the investment through your tax return. Combined with regional premiums, solar installation profitability is greatly improved.

Solar energy in numbers in Ottignies-Louvain-la-Neuve

1050
kWh/m² per year average solar irradiance
Source: PVGIS — European Commission (JRC)
78
certified photovoltaic installers in Province du Brabant wallon
Source: official RESCert register · 2026-08-20 verify

Frequently asked questions about solar in Ottignies-Louvain-la-Neuve

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