How we mapped EU renovation subsidies into one JSON response
java
dev.to
A homeowner in Lille wants to insulate their roof and install a heat pump. They could be eligible for MaPrimeRenov, CEE certificates, a zero-interest Eco-PTZ loan, and reduced VAT — four separate schemes, each with its own income thresholds, work-type restrictions, and ceiling amounts. Cross the border into Belgium and it's a different set of regional premiums. Go to Germany and you're dealing with KfW loans and BAFA grants. We built GreenCalc to turn all of that into a single POST request. Her