Rooftop Solar Subsidy in West Bengal
What residential consumers in West Bengal can claim under PM Surya Ghar, how the application flows through your DISCOM, and what a rooftop system will actually generate at your latitude.
4.7 h
avg. peak sun hours / day
~112
units / kW / month
₹78,000
max central subsidy (3 kW+)
PM Surya Ghar subsidy window: 31 March 2027
The ₹78,000 central residential subsidy is sanctioned through the end of FY 2026-27 (31 March 2027). Apply and get commissioned well before this date — an extension is possible but not assured.
As of July 2026 — confirm the current position on pmsuryaghar.gov.in.
Central Subsidy Structure (National)
The PM Surya Ghar: Muft Bijli Yojana subsidy is uniform across India, including West Bengal. It is credited directly to the applicant’s bank account after commissioning and inspection.
| System capacity | Central assistance |
|---|---|
| First 2 kW | ₹30,000 per kW |
| Third kW | ₹18,000 per kW |
| Above 3 kW | No additional central subsidy (max ₹78,000) |
West Bengal State Subsidy — On Top of the Central Amount
As of February 2026, West Bengal has no widely-documented additional state top-up beyond the national PM Surya Ghar subsidy — so a 3 kW+ home receives up to ₹78,000. State incentives are announced and revised from time to time; confirm the current position with WBREDA or your DISCOM before budgeting. We update these pages as verified schemes change.
WBREDASubsidy information verified February 2026. Schemes and amounts change frequently — always confirm with the official state portal or your DISCOM before making a purchase decision.
Electricity Distribution Companies in West Bengal
Your rooftop application is processed by the DISCOM that serves your connection. In West Bengal, the principal distribution companies are:
What Will a System Generate in West Bengal?
At West Bengal’s typical solar resource of ~4.7 peak sun hours per day and a realistic 78% performance ratio, each kW of rooftop solar produces about 112 units/month (1,338 units/year). A common 3 kW residential system therefore generates roughly 336 units/month — compare that against your electricity bill to gauge coverage.
How to Apply from West Bengal
- 1Register on the national portal (pmsuryaghar.gov.in) with your electricity consumer number and DISCOM details.
- 2Submit the online application; the DISCOM reviews technical feasibility for your connection.
- 3After feasibility approval, install the system through any registered vendor of your choice.
- 4Apply for net metering; the DISCOM inspects the plant and installs the net meter.
- 5Submit the commissioning report and bank details — the central subsidy is credited directly to your account, typically within 30 days.
Frequently Asked Questions
- How Much Solar Subsidy Can I Get in West Bengal?
- The central PM Surya Ghar subsidy is the same nationwide: ₹30,000/kW for the first 2 kW and ₹18,000 for the third kW — up to ₹78,000 for a 3 kW+ residential system. As of February 2026, West Bengal has no widely-documented additional state top-up; confirm the latest position with WBREDA before finalising.
- How Much Electricity Will 1 kW of Solar Generate in West Bengal?
- At roughly 4.7 peak sun hours per day and a typical 78% performance ratio, expect about 112 units per month (≈ 1,338 units per year) per kW of installed capacity.
- Which DISCOM Handles Rooftop Solar Applications in West Bengal?
- WBSEDCL, CESC (Kolkata). Applications route through the national PM Surya Ghar portal, which forwards them to your DISCOM for feasibility approval and net metering.