Per Vereniging Eigen Huis, the ISDE-subsidie 2026 has “ruim €500 miljoen nieuw budget” available.
According to the same Vereniging Eigen Huis guidance, the Dutch incentive structure prioritizes heat pumps and solar-plus-storage combinations, while the Belgian tariff reshape – as reported by local grid operators – shifts the reward toward self-consumption and peak shaving rather than pure feed-in.