WBSEDCL Electricity Bill Calculator 2026 – West Bengal Power Estimator
Calculate West Bengal electricity bills for Domestic (Urban & Rural) and Hasir Alo BPL lifeline connections with quarterly/monthly slab adjustments.
Official WBERC retail tariff schedule with quarterly base slabs, Hasir Alo lifeline zero-bill scheme (<=75u/quarter, <=0.3 kVA), 5% duty with exemption below 300u quarterly, MVCA fuel surcharge, and 1/3rd monthly slab scaling.
Consumer Details
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📊 Slab-by-Slab Calculation Breakdown
Progressive / Flat| Slab Range | Units | Rate | Amount |
|---|---|---|---|
| Total Energy Charges | |||
How to Use the WBSEDCL Bill Calculator
Follow these simple steps to calculate your exact electricity bill in seconds.
🖼️
Select Billing Cycle
Choose Quarterly (3-month default for domestic) or Monthly billing.
Select Urban or Rural Area
Rural domestic consumers receive a concessional tariff from WBERC.
Enter Consumption Units
Get accurate slab breakdown, fixed charges, and government lifeline rebates.
Understanding WBSEDCL Electricity Bill Calculation Logic (West Bengal)
Electricity distribution across West Bengal (excluding Kolkata and Howrah municipal zones served by CESC) is administered by the West Bengal State Electricity Distribution Company Limited (WBSEDCL) under the statutory regulations of the West Bengal Electricity Regulatory Commission (WBERC). West Bengal uses a unique quarterly billing cycle with progressive telescopic slabs, a strict electricity duty exemption limit, and the state-sponsored Hasir Alo lifeline power scheme.
1. The 3-Month Quarterly Billing Cycle (With Monthly Smart Meter Equivalents)
Unlike states that bill on a 30-day or 60-day basis, WBSEDCL’s standard retail tariff schedule is issued on a Quarterly (3 Months) basis. For consumers with smart pre-paid meters or monthly billing, WBERC statutory regulations mandate that monthly slabs are exactly one-third (1/3rd) of quarterly slabs (e.g. 102 units quarterly becomes 34 units monthly, 78 units becomes 26 units).
2. Official Base Energy Slab Rates: Urban [Rate A(DM-U)] vs Rural [Rate A(DM-R)]
| Quarterly Slab (3 Mo) | Monthly Equivalent (1 Mo) | Urban Rate A(DM-U) | Rural Rate A(DM-R) |
|---|---|---|---|
| 1st 102 units (0 – 102) | 1st 34 units (0 – 34) | ₹5.04 / unit | ₹5.00 / unit |
| Next 78 units (103 – 180) | Next 26 units (35 – 60) | ₹6.33 / unit | ₹6.24 / unit |
| Next 120 units (181 – 300) | Next 40 units (61 – 100) | ₹7.12 / unit | ₹6.89 / unit |
| Next 300 units (301 – 600) | Next 100 units (101 – 200) | ₹7.52 / unit | ₹7.44 / unit |
| Next 300 units (601 – 900) | Next 100 units (201 – 300) | ₹7.69 / unit | ₹7.61 / unit |
| Above 900 units (901+) | Above 300 units (301+) | ₹9.22 / unit | ₹9.22 / unit |
Fixed demand charge is ₹30.00/kVA/month (₹90.00/kVA on quarterly bill). Static single-phase meter rent is ₹10.00/month (₹30.00 on quarterly bill).
Under West Bengal Electricity Duty Act, usage up to 300 units quarterly (100 units monthly) is 100% duty exempt (₹0.00). Usage above 300 units incurs 5% duty on energy charges.
West Bengal Govt provides 100% subsidy for connected load ≤ 0.3 kVA (300 Watts) and usage ≤ 75 units quarterly (≤ 25 units monthly). If usage exceeds 75 units, standard domestic rates apply.
4. Verified Calculation Examples (Official WBERC Rates)
Test 1: Urban (Quarterly)
240u, 1 kVA- 102u @ ₹5.04 ₹514.08
- 78u @ ₹6.33 ₹493.74
- 60u @ ₹7.12 ₹427.20
- Total Energy Charge ₹1,435.02
- MVCA (240u × ₹0.20) ₹48.00
- Fixed: 1 kVA × ₹30 × 3 ₹90.00
- Meter Rent: ₹10 × 3 ₹30.00
- Duty (≤ 300u Exempt) ₹0.00
Test 2: Urban (Duty 5%)
450u, 2 kVA- 102u @ ₹5.04 + 78u @ ₹6.33 ₹1,007.82
- 120u @ ₹7.12 + 150u @ ₹7.52 ₹1,982.40
- Total Energy Charge ₹2,990.22
- MVCA (450u × ₹0.20) ₹90.00
- Fixed: 2 kVA × ₹30 × 3 ₹180.00
- Meter Rent: ₹10 × 3 ₹30.00
- Duty (5% of ₹2,990.22) ₹149.51
Test 3: Hasir Alo
60u, 0.3 kVA- 60u Consumed (≤ 75u) 100% Free
- Total Energy Charge ₹0.00
- Fixed Charge (Subsidized) ₹0.00
- Electricity Duty (Exempt) ₹0.00
Test 4: Monthly Smart Meter
80u, 1 kVA- 34u @ ₹5.04 ₹171.36
- 26u @ ₹6.33 ₹164.58
- 20u @ ₹7.12 ₹142.40
- Total Energy Charge ₹478.34
- MVCA (80u × ₹0.20) ₹16.00
- Fixed: 1 kVA × ₹30 × 1 ₹30.00
- Meter Rent: ₹10 × 1 ₹10.00
- Duty (≤ 100u Exempt) ₹0.00