Bihar Electricity Bill Calculator
NBPDCL and SBPDCL serve Bihar under BERC regulation.
Rates per BERC Tariff Order FY 2025-26 · Last verified 2026-08-03
- Bihar has two DISCOMs — NBPDCL (North) and SBPDCL (South) — under unified BERC tariff.
- Monthly telescopic slabs with ₹30/month fixed charge.
- Rates range from ₹6.08/unit (0–100) to ₹8.50/unit above 300 units.
Total Bill (Estimate)
₹1,333.00
Effective rate: ₹6.67/unit · 200 units
| Slab | Units | Rate (₹/unit) | Amount |
|---|---|---|---|
| 0 – 100 | 100 | 6.08 | ₹608.00 |
| 101 – 200 | 100 | 6.95 | ₹695.00 |
| Energy Charges | ₹1,303.00 | ||
| Fixed Charges | ₹30.00 | ||
| Total Bill | ₹1,333.00 | ||
BERC Domestic LT Tariff
| Slab Range | Energy Charge |
|---|---|
| 0 – 100 | ₹6.08/unit |
| 101 – 200 | ₹6.95/unit |
| 201 – 300 | ₹7.80/unit |
| Above 300 | ₹8.50/unit |
Additional Charges
| Charge | Domestic Rate | Applies When |
|---|---|---|
| Fixed Charges | ₹30/month | Domestic LT |
Worked Examples
Example: 220 units
Typical Patna household monthly bill.
- 1.0–100: ₹608
- 2.101–200: ₹695
- 3.201–220: ₹156
- 4.Energy ₹1,459 + Fixed ₹30
Total Bill: ₹1,489.00
How Bihar DISCOMs Calculates Domestic Bills
- •Bihar has two DISCOMs — NBPDCL (North) and SBPDCL (South) — under unified BERC tariff.
- •Monthly telescopic slabs with ₹30/month fixed charge.
- •Rates range from ₹6.08/unit (0–100) to ₹8.50/unit above 300 units.
Key Billing Terms
- Energy Charges
- The cost of electricity consumed, calculated by multiplying units (kWh) by applicable slab rates.
- Fixed Charges
- A recurring charge for maintaining the distribution connection, often based on sanctioned load or a flat monthly fee.
- Telescopic Slabs
- Each unit is priced in sequence from the lowest slab upward until total consumption is covered.
- Electricity Duty
- A state government tax levied as a percentage of energy charges.
- FAC (Fuel Adjustment Charge)
- A variable surcharge to account for changes in fuel and power purchase costs.
- Meter Rent
- A fee for the electricity meter, though many domestic consumers are exempt.
Tips to Reduce Your Bill
- ✓NBPDCL and SBPDCL use the same BERC domestic tariff
- ✓Bihar has four tariff slabs for domestic consumers
About Bihar DISCOMs
NBPDCL and SBPDCL serve Bihar under BERC regulation.
Independent estimator — not affiliated with any Bihar DISCOM.
Helpline: 1912
Who Is This Calculator For?
- • Bihar residents under NBPDCL or SBPDCL
About the Bihar Electricity Bill Calculator
Estimates Bihar domestic bills for NBPDCL and SBPDCL under BERC monthly telescopic tariffs.
Use when verifying Bihar DISCOM bills or budgeting monthly electricity costs.
At 220 units: telescopic BERC slabs + ₹30 fixed charge.
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