PM Surya Ghar: subsidy equals 60% of system cost up to 2 kW and 40% of incremental cost from 2–3 kW, capped at 3 kW (max ~₹78,000); apply via the national portal.

Kerala installers and portals highlight the same caps: ₹30,000/kW for first 2 kW and ₹18,000 for the next 1 kW, totaling ₹78,000 for 3 kW.

Eligibility: residential owner, on‑grid connection, empanelled vendor, and application through the official portal; subsidy paid after inspection/commissioning.