Rooftop Solar Scheme Total Cost 2026: The Rooftop Solar Scheme 2026 is one of the most affordable ways for Indian households and businesses to reduce electricity bills and shift to clean energy.
With updated government subsidies, falling solar panel prices, and net metering benefits, installing rooftop solar in 2026 is more cost-effective than ever.
In this article of Shritej Solar, we’ll explain the total cost of rooftop solar in 2026, system-wise pricing, subsidies, state-wise variations, and how much money you can actually save.
Rooftop Solar Scheme Total Cost 2026 Overview
The Rooftop Solar Scheme is a Government of India initiative to promote grid-connected rooftop solar systems for residential, commercial, and industrial users.
Key Highlights (2026)
- Central government subsidy available for homes
- Net metering is allowed in most states
- Average lifespan: 25 years
- Payback period: 3–5 years
- Electricity bill reduction: 70%–95%
You can also check Solar Rooftop Cost in Chatrapati Sambhaji Nagar and Solar Rooftop Installation Cost in Pathri Parabhani. We have covered a detailed explanation in those two articles.
Rooftop Solar Scheme Total Cost in 2026 (India)
In the Rooftop Solar Scheme Total Cost 2026: The total cost of a rooftop solar system depends on:
- System size (kW)
- Type of panels
- Inverter quality
- Installation & structure
- State policies
Average Rooftop Solar Cost per kW (2026)
| System Size | Cost Before Subsidy | Cost After Subsidy* |
|---|---|---|
| 1 kW | ₹65,000 – ₹75,000 | ₹45,000 – ₹50,000 |
| 2 kW | ₹1.25 – ₹1.45 lakh | ₹90,000 – ₹1 lakh |
| 3 kW | ₹1.85 – ₹2.10 lakh | ₹1.25 – ₹1.40 lakh |
| 5 kW | ₹3.00 – ₹3.40 lakh | ₹2.10 – ₹2.30 lakh |
| 10 kW | ₹5.80 – ₹6.50 lakh | No subsidy |
*Subsidy applicable only for residential consumers.
Government Subsidy Under Rooftop Solar Scheme 2026
Central Subsidy Structure (Residential)
- 40% subsidy for the first 3 kW
- 20% subsidy for capacity above 3 kW up to 10 kW
- No subsidy for commercial & industrial users
Example: 3 kW Rooftop Solar Cost
- Base cost: ₹2,00,000
- Subsidy (40%): ₹80,000
- Final cost: ₹1,20,000 (approx.)
Rooftop Solar Cost for Home in 2026
1 kW Rooftop Solar System
- Ideal for: 1BHK / low consumption homes
- Monthly units generated: ~120
- Cost after subsidy: ₹45,000
- Monthly savings: ₹800 – ₹1,000
3 kW Rooftop Solar System
- Ideal for: 2–3 BHK homes
- Monthly units generated: ~360
- Cost after subsidy: ₹1.3 lakh
- Monthly savings: ₹2,500 – ₹3,000
5 kW Rooftop Solar System
- Ideal for: Large homes, villas
- Monthly units generated: ~600
- Cost after subsidy: ₹2.2 lakh
- Monthly savings: ₹4,000 – ₹4,500
Rooftop Solar Cost for Commercial Buildings (2026)
In the Rooftop Solar Scheme Total Cost 2026: Commercial systems do not receive subsidies, but they benefit from:
- Higher electricity tariffs
- Faster ROI (2.5–4 years)
| System Size | Approx Cost | Monthly Savings |
|---|---|---|
| 10 kW | ₹6 – ₹6.5 lakh | ₹12,000 – ₹15,000 |
| 20 kW | ₹11 – ₹12 lakh | ₹25,000 – ₹30,000 |
| 50 kW | ₹27 – ₹30 lakh | ₹65,000+ |
State-Wise Rooftop Solar Cost Difference
The total cost may vary slightly due to:
- State electricity board charges
- Net metering rules
- Additional state subsidies
States like Maharashtra, Gujarat, Rajasthan, Karnataka, and Tamil Nadu offer smoother approvals and faster subsidy disbursement.
Components Included in Rooftop Solar Cost
A standard rooftop solar system cost includes:
- Solar panels (Mono PERC preferred)
- Grid-tie inverter
- Mounting structure (GI/Aluminium)
- DC & AC wiring
- Net meter installation
- Monitoring system
- Installation & commissioning
Rooftop Solar Return on Investment (ROI)
Average Savings Over 25 Years
- 3 kW system: ₹12–15 lakh
- 5 kW system: ₹20–25 lakh
Payback Period
- Residential: 3–5 years
- Commercial: 2.5–4 years
Is Rooftop Solar Worth It in 2026?
✅ Yes, absolutely.
Reasons:
- Electricity tariffs are increasing every year
- One-time investment, long-term benefit
- Government support & easy loans
- Environment-friendly & sustainable
Frequently Asked Questions (FAQs)
What is the rooftop solar scheme total cost in 2026?
The average cost ranges from ₹45,000 per kW (after subsidy) to ₹70,000 per kW (without subsidy).
Is a subsidy available in 2026?
Yes, subsidy is available for residential rooftop solar systems up to 10 kW.
How much space is required?
- 1 kW requires approx. 80–100 sq. ft. of shadow-free roof area.
Can I run AC on rooftop solar?
Yes, with a 3 kW or 5 kW system, you can easily run AC during the day.
Final Thoughts
In the Rooftop Solar Scheme Total Cost 2026 Guide: The Rooftop Solar Scheme 2026 makes solar power affordable, reliable, and profitable for Indian homes and businesses. With falling prices and rising electricity costs, 2026 is the right time to go solar.
If you’re planning to install rooftop solar, always choose MNRE-approved vendors and high-efficiency panels for maximum savings.
