Solar subsidy calculator for Assam
Enter your monthly APDCL bill to estimate system size, subsidy, and payback period.
Where your money goes
Your 25-year money curve
What the planet gets
Based on India's grid emission factor (~0.82 kg CO₂/unit) and ~20 kg CO₂ absorbed per mature tree per year.
APDCL handles net metering across Assam. High tariffs make solar economics better than most NE states; monsoon months reduce generation.
Enter a valid monthly bill greater than ₹0 to see your results.
How Assam compares to the India average
Your tariff and any state top-up decide most of the difference between states.
Avg electricity tariff
₹7.5/unit
₹7/unit India avg
Higher tariffs make every solar unit worth more
Total subsidy on 3kW
₹78,000
₹78,000 central baseline
A conditional incentive exists, see eligibility note above
Typical payback (3kW)
~3.1 years
~3.4 years India avg
Faster than the national average at benchmark costs
What a 3kW system costs in Assam
3kW is the most common residential size, it maxes out the central subsidy. At the ₹60,000/kW benchmark:
- Gross cost (3kW)
- ₹1,80,000
- Central subsidy
- − ₹78,000
- Your net cost
- ₹1,02,000
A 3kW system generates roughly 360 units/month at the national 4 units/kW/day average, check the calculator above with your actual bill for a size matched to your usage.
Every system size in Assam
Computed with Assam's ₹7.5/unit tariff, at the ₹60,000/kW benchmark.
| Size | Gross cost | Total subsidy | Net cost | Units/month | Payback |
|---|---|---|---|---|---|
| 1kW | ₹60,000 | − ₹30,000 | ₹30,000 | ~120 | ~2.8 yrs |
| 2kW | ₹1,20,000 | − ₹60,000 | ₹60,000 | ~240 | ~2.8 yrs |
| 3kW | ₹1,80,000 | − ₹78,000 | ₹1,02,000 | ~360 | ~3.1 yrs |
| 5kW | ₹3,00,000 | − ₹78,000 | ₹2,22,000 | ~600 | ~4.1 yrs |
| 10kW | ₹6,00,000 | − ₹78,000 | ₹5,22,000 | ~1200 | ~4.8 yrs |
Payback assumes the system offsets your bill at ₹7.5/unit. Real quotes vary ₹45,000-₹75,000/kW by brand and roof structure.
How to apply in Assam
The process is national, everything runs through pmsuryaghar.gov.in with APDCL handling feasibility, the net meter, and inspection.
- 1
Register on the PM Surya Ghar portal
Same day - 2
Apply for rooftop solar
Feasibility approval typically within 15 days - 3
Choose a registered vendor
Your pace, don't rush vendor selection - 4
Installation
1-3 weeks from order, 2-3 days on the roof - 5
Submit installation details & apply for net meter
Net meter typically installed within 15-30 days - 6
Inspection & commissioning certificate
Usually within 15 days of net meter installation - 7
Submit bank details & receive subsidy
Subsidy credited within ~30 days of commissioning
Assam solar subsidy FAQs
How much solar subsidy do I get in Assam?
Every household in Assam gets the central PM Surya Ghar subsidy: ₹30,000 for 1kW, ₹60,000 for 2kW, and ₹78,000 for 3kW or larger. Assam also offers a conditional incentive (Varies, State top-up announced under Assam's solar mission for eligible households, verify current status with APDCL), which applies only if you qualify.
What does a 3kW solar system cost in Assam after subsidy?
At a benchmark gross cost of ₹1,80,000 (₹60,000/kW), a 3kW system in Assam costs about ₹1,02,000 after ₹78,000 of subsidy. Real quotes vary ₹45,000-₹75,000 per kW by brand and roof structure.
How long does the solar application take in Assam?
Expect roughly 30-60 days end to end in Assam, from portal registration through feasibility approval, installation, net meter fitting by APDCL, inspection, and subsidy credit to your bank account.
Who handles net metering in Assam?
APDCL. APDCL handles net metering across Assam. High tariffs make solar economics better than most NE states; monsoon months reduce generation.
Where do I apply for the solar subsidy in Assam?
All applications go through the national PM Surya Ghar portal (pmsuryaghar.gov.in), there is no separate state application for the central subsidy. You select Assam and your DISCOM (APDCL) during registration.