Blog & Resources

Tamil Nadu has notified the state rooftop solar top-up through G.O. (Ms) No. 102 dated 19 September 2026 — ₹5,000 for 1 kW, ₹10,000 for 2 kW and ₹22,000 for 3 kW and above, on top of PM Surya Ghar. Slabs, eligibility, the 1,00,000-applicant cap and how the money reaches your bank account.

The August 5, 2026 Tamil Nadu Budget announced a new state rooftop solar subsidy on top of PM Surya Ghar. G.O. 102 of 19 September 2026 has now notified the detail: ₹5,000 / ₹10,000 / ₹22,000 by slab, ₹1,00,000 combined at 3 kW and above.

Solar fires are rare but preventable — and almost always traced back to DC-side wiring faults, not the panels themselves. Here's what IS 14286, arc-fault protection, and rapid shutdown mean, and the exact questions to ask before signing a solar contract.

Your solar panels carry a 25-year warranty, but what happens to them after that? CPCB's new e-waste guidelines put take-back responsibility on manufacturers. Here's what Tamil Nadu homeowners and businesses should know — and ask their installer — before buying.

One reference page for every number that matters: current TNERC electricity tariff orders, PM Surya Ghar subsidy slabs, the Tamil Nadu G.O. 102 state top-up taking the total to ₹1,00,000, GST rate, and net metering caps — sourced, dated, and kept current.

Discover how switching to solar energy in Tamil Nadu can dramatically cut your carbon footprint — with real numbers on CO2 savings for homes, businesses, and industries across the state.

Tamil Nadu gets two monsoons — northeast and southwest. Here's exactly how much solar power you can expect during the rainy months, backed by real generation data.

A historical analysis of TANGEDCO electricity rate increases over the past decade — how tariffs have risen 60%+ and why solar provides a permanent hedge against future electricity inflation.

A complete guide to understanding every parameter on your solar inverter display — from daily yield and total generation to voltage, frequency, and error indicators.