Review 6–12 months of electricity bills. Check usable roof area, shade, roof condition and access. Identify sanctioned load and the DISCOM process. Ask for module and inverter datasheets, itemised quotations, warranties, service arrangements and commissioning documents. Verify current subsidy and net-metering rules from official sources.
Before installing rooftop solar at home
A practical checklist for roof suitability, electricity bills and installer questions.
5 min read · SolarGrid Editorial Team · Educational guideRelated tools and sources
Apply what you learned with an indicative estimate and check the latest published policy/scheme information.