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Solar Calculator Sikkim

Find out if your state offers extra money on top of PM Surya Ghar.

Reviewed by the SolarCalculators.in Research Team · Last updated June 2026 · DISCOM and state subsidy data verified for Sikkim

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Solar Energy in Sikkim: Complete 2026 State Guide

Sikkim is India's first fully organic state and is aggressively promoting clean energy. Despite hilly terrain, south-facing slopes in Gangtok get reasonable solar input and several micro-hydro + solar hybrids are operational.

Solar Potential in Sikkim

Sikkim receives approximately 4.2 peak sun hours per day on average. A 3 kW rooftop solar system in Sikkim generates approximately 3,909 units per year and can save ₹1,446/month on your electricity bill at the current the Sikkim Power Department tariff of ₹4.50/unit.

Estimated payback period: ~5.9 years after PM Surya Ghar subsidy. After payback, you get 20+ years of virtually free electricity.

PM Surya Ghar Subsidy in Sikkim (2026)

Residents of Sikkim are fully eligible for the central PM Surya Ghar Muft Bijli Yojana:

State subsidy: As a special-category state, it gets the 10% higher PM Surya Ghar central subsidy (up to ₹85,800 for 3 kW). Check with the state nodal agency for any additional incentive.

Your DISCOM & Net Metering in Sikkim

Electricity distribution and solar net metering in Sikkim is handled by the Energy & Power Department, Government of Sikkim.

How to Apply for Solar in Sikkim

  1. Register at pmsuryaghar.gov.in with your Aadhaar and consumer number
  2. Select your DISCOM (the Sikkim Power Department) in the portal
  3. Choose an MNRE-empanelled installer from the portal's vendor list
  4. Get the system installed (typically 2–4 days for 1–5 kW)
  5. Submit commissioning certificate to the Sikkim Power Department for net meter installation
  6. Subsidy credited to your bank account within 30 days of net meter commissioning

Why Go Solar in Sikkim in 2026?

Use our Solar Cost Calculator and ROI Calculator to get personalised estimates for your home in Sikkim, or open the free solar calculator for every tool in one place.