NBPDCL Electricity Bill Calculator
Independent estimator for North Bihar Power Distribution Company Ltd. (also known as North Bihar Power). Estimate your bill using the official slab structure, FAC, duty and fixed charges — domestic, commercial and industrial. We do not display or pay your actual bill — for that, visit the official DISCOM portal.
Independent third-party calculator — not affiliated with any DISCOM, electricity board or government body.
electricbilltool.com is an independent estimator. We do not display, fetch, or pay your actual bill, and we do not ask for any consumer / account number, OTP, or login details. To view or pay your actual NBPDCL bill, visit the official portal at nbpdcl.co.in.
Calculate Your Electricity Bill
Pick your state, DISCOM and enter units — we do the math exactly the way your DISCOM does.
Tip: Your bill shows this as "units consumed" or "kWh".
Usually 1–5 kW for homes, 5–20 kW for shops.
- BERC issues a common tariff for NBPDCL & SBPDCL.
- Large Bihar Govt subsidy; most domestic consumers pay significantly less than listed slab rates after state subsidy.
Just want the NBPDCL per-unit rate?
See ₹6.10/unit (slab 1) → ₹8.05/unit (top slab) plus FAC, fixed & duty — without a full bill run.
NBPDCL Domestic Slab Rates
Effective 2025-04-01. Energy charge structure.
| Slab (units / month) | Energy rate (₹/unit) |
|---|---|
| 1 – 100 | ₹6.10 |
| 101 – 200 | ₹6.95 |
| Above 200 | ₹8.05 |
- Fixed charges
- ₹100/kW/mo
- FAC / FPPCA
- ₹0.35/unit
- Electricity duty
- 6%
- Telescopic
- Yes
Commercial (LT) Rates
| Slab (units / month) | Energy rate (₹/unit) |
|---|---|
| 1 – 100 | ₹6.40 |
| Above 100 | ₹7.70 |
- Fixed charges
- ₹200/kW/mo
- FAC / FPPCA
- ₹0.35/unit
- Electricity duty
- 6%
- Telescopic
- Yes
Industrial (LT) Rates
| Slab (units / month) | Energy rate (₹/unit) |
|---|---|
| Above 0 | ₹6.70 |
- Fixed charges
- ₹250/kW/mo
- FAC / FPPCA
- ₹0.35/unit
- Electricity duty
- 6%
- Telescopic
- No
Sample NBPDCL domestic bills (2026)
Based on a 3 kW sanctioned-load domestic connection. Excludes subsidy. Use the calculator above for exact numbers with your own load and subsidy.
Bill for 100 units
₹1,002
avg ₹10.02/unit
Bill for 150 units
₹1,389
avg ₹9.26/unit
Bill for 200 units
₹1,776
avg ₹8.88/unit
Bill for 250 units
₹2,221
avg ₹8.88/unit
Bill for 300 units
₹2,666
avg ₹8.89/unit
Bill for 400 units
₹3,556
avg ₹8.89/unit
Bill for 500 units
₹4,447
avg ₹8.89/unit
Bill for 750 units
₹6,673
avg ₹8.90/unit
Bill for 1000 units
₹8,899
avg ₹8.90/unit
About NBPDCL (North Bihar Power)
North Bihar Power Distribution Company Ltd. is the distribution licensee serving Bihar — official site linked below. It is also commonly searched as North Bihar Power — all these names refer to the same DISCOM. Consumers are billed monthly (bi-monthly in some categories) based on metered units, applicable slab rates, and fixed charges that scale with your sanctioned load.
This page stays synced with the latest tariff order from the state regulator. Every quarter we verify rates against the published order and update accordingly. Last verified: 2026-04-22.
Official website: nbpdcl.co.in
NBPDCL — Common Questions
Answers to the most common electricity bill questions in India.