BillCalc

Bihar South Bihar Power Distribution Company Limited

Bihar Electricity Bill Calculator

Estimate your Bihar electricity bill using the latest available official tariff rates verified against BERC publications. View a detailed bill breakdown and optionally customize billing components to match your latest utility bill.

Tariff Updated: July 2026
Verified with official Bihar Electricity Regulatory Commission (BERC) tariff schedule for 2026-27.

Calculator Inputs

Default Tariff
Select your connection type or billing category.
Select single phase or three phase electrical connection.
Enter your bi-monthly or monthly consumption.
Default billing period for SBPDCL is 1 month.

Estimated Bill Summary

Bihar Electricity Bill Calculator

South Bihar Power Distribution Company Limited (Bihar)

ESTIMATE
Connection Type: -
Consumption: -
Sanctioned Load: -
Billing Period: -

Calculating...

Net Amount Payable
₹0.00
Charge Item Calculation Formula Amount

Cost Composition Chart

Energy: ₹0
Fixed: ₹0
Tax/Fee: ₹0

Latest verified SBPDCL electricity tariff rates in Bihar. Check the per unit electricity rate, tariff slabs, fixed charges, and applicable taxes used to estimate your electricity bill. You can optionally customize tariff slabs and charges to match your latest utility bill. Your customized tariff is saved on this device for future calculations.
Source: Official SBPDCL Tariff PDF

SBPDCL DS-II Domestic Tariff Slabs & Rates

Updated: July 2026

Consumption Slabs & Unit Rates

Consumption Range Unit Rate Billing Type
Above 0 Units ₹7.42 Telescopic (Split slabs)

Fixed Charges & Other Charges

Charge Name Value Charge Type
Fixed Charge ₹80.00 (per kW) FIXED
Electricity Duty (Tax) 6.00% TAX

SBPDCL NDS-II Commercial Tariff Slabs & Rates

Updated: July 2026

Consumption Slabs & Unit Rates

Consumption Range Unit Rate Billing Type
Above 0 Units ₹7.73 Telescopic (Split slabs)

Fixed Charges & Other Charges

Charge Name Value Charge Type
Fixed Charge (<= 0.5 kW) ₹150.00 (flat) FIXED
Fixed Charge (> 0.5 kW) ₹200.00 (per kW) FIXED
Electricity Duty (Tax) 6.00% TAX

SBPDCL DS-I Rural Domestic Tariff Slabs & Rates

Updated: July 2026

Consumption Slabs & Unit Rates

Consumption Range Unit Rate Billing Type
Above 0 Units ₹7.42 Telescopic (Split slabs)

Fixed Charges & Other Charges

Charge Name Value Charge Type
Fixed Charge ₹40.00 (per kW) FIXED
Electricity Duty (Tax) 6.00% TAX

SBPDCL NDS-I Rural Commercial Tariff Slabs & Rates

Updated: July 2026

Consumption Slabs & Unit Rates

Consumption Range Unit Rate Billing Type
Above 0 Units ₹7.79 Telescopic (Split slabs)

Fixed Charges & Other Charges

Charge Name Value Charge Type
Fixed Charge ₹60.00 (per kW) FIXED
Electricity Duty (Tax) 6.00% TAX

About Bihar Electricity Bill Calculator

The Bihar Electricity Bill Calculator is a free online tool that helps you estimate your monthly electricity bill quickly and easily. Simply enter the number of electricity units (kWh) you have consumed, and the calculator will calculate your bill using the tariff settings available on this page.

This calculator is ideal for homeowners, tenants, apartment residents, shop owners, offices, and commercial consumers across Bihar. It helps you estimate your Bihar electricity bill before your official bill is issued. If your connection follows a different tariff structure or includes additional charges, you can optionally customize the calculator settings to match your billing requirements.

The calculator also provides a detailed bill breakdown, making it easy to understand how your Bihar power bill is calculated. You can view energy charges, fixed charges, and other applicable costs in one place.

> Disclaimer: This calculator is an independent estimation tool and is not affiliated with any electricity distribution company. Your actual electricity bill may vary due to tariff revisions, electricity duty, fuel surcharge adjustments, taxes, rebates, arrears, meter reading differences, or other applicable charges.

About Electricity Distribution in Bihar

Electricity distribution in Bihar is managed by two government-owned power distribution companies:

  • North Bihar Power Distribution Company Limited (NBPDCL) supplies electricity to consumers in the northern districts of Bihar.
  • South Bihar Power Distribution Company Limited (SBPDCL) supplies electricity to consumers in the southern districts of the state.
Both distribution companies are responsible for delivering electricity to residential, commercial, industrial, agricultural, and government consumers. They also maintain the power distribution network, improve service reliability, and expand electricity access across Bihar.

Consumers can use online services such as Bihar electricity bill payment, bill downloads, new electricity connection applications, complaint registration, and service requests through the official NBPDCL and SBPDCL portals. For the latest tariff schedules and billing policies, always refer to your recent electricity bill or the official websites.

Tips to Reduce Your Bihar Electricity Bill

Reducing your Bihar electricity bill starts with small changes in your daily electricity usage.

  • Replace old bulbs with energy-efficient LED lights.
  • Switch off lights, fans, and appliances when they are not in use.
  • Purchase electrical appliances with high BEE energy ratings.
  • Keep air conditioners and refrigerators clean for better efficiency.
  • Unplug chargers and electronic devices when they are not needed.
  • Use natural daylight whenever possible during the day.
  • Operate washing machines and other heavy appliances with full loads.
  • Check your monthly electricity consumption to identify unexpected increases.
  • Avoid unnecessary use of high-power appliances.
  • Encourage every member of your family to use electricity responsibly.
Following these simple habits can help lower your monthly Bihar electricity bill, reduce electricity consumption, and save money throughout the year.

SBPDCL Electricity Bill Components Explained

Learn what each tariff slab, fixed charge, tax, and other billing component means and how it is used to estimate your Electricity bill.

Billing Component Charge Type What is it? / Description
Energy Charge Volumetric Charge Charges based on the total electrical energy consumed (measured in kWh Units), billed across slab rates.
Fixed Charge Fixed A fixed monthly fee charged by the utility provider for connection maintenance, grid/pipe service availability, independent of consumption.
Electricity Duty Tax Value-added tax, state energy tax, or utility duty mandated by the government on energy consumption and service charges.

Explore step-by-step bill calculation examples for SBPDCL Electricity Bills based on the latest tariff rates, slabs, and charges published by South Bihar Power Distribution Company Limited.

DS-II Domestic

What is the SBPDCL Electricity Bill for 50 Units (1 kW)?

The estimated bill is ₹473.26. See charges and slabs format below:

Energy Charges: ₹371.00
Fixed Charges: ₹80.00
Taxes & Duties: ₹22.26
1
Volumetric Energy Charges
  • Slab (0+): 50 × ₹7.42 = ₹371
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹80.00
    ₹80/kW × 1 kW × 1 mo
  • Electricity Duty (Tax): ₹22.26
    6% of Energy Charge (₹371)
DS-II Domestic

What is the SBPDCL Electricity Bill for 120 Units (1 kW)?

The estimated bill is ₹1,023.82. See charges and slabs format below:

Energy Charges: ₹890.40
Fixed Charges: ₹80.00
Taxes & Duties: ₹53.42
1
Volumetric Energy Charges
  • Slab (0+): 120 × ₹7.42 = ₹890.4
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹80.00
    ₹80/kW × 1 kW × 1 mo
  • Electricity Duty (Tax): ₹53.42
    6% of Energy Charge (₹890.4)
DS-II Domestic

What is the SBPDCL Electricity Bill for 180 Units (1 kW)?

The estimated bill is ₹1,495.74. See charges and slabs format below:

Energy Charges: ₹1,335.60
Fixed Charges: ₹80.00
Taxes & Duties: ₹80.14
1
Volumetric Energy Charges
  • Slab (0+): 180 × ₹7.42 = ₹1335.6
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹80.00
    ₹80/kW × 1 kW × 1 mo
  • Electricity Duty (Tax): ₹80.14
    6% of Energy Charge (₹1335.6)
NDS-II Commercial

What is the SBPDCL Electricity Bill for 200 Units (2 kW)?

The estimated bill is ₹2,038.76. See charges and slabs format below:

Energy Charges: ₹1,546.00
Fixed Charges: ₹400.00
Taxes & Duties: ₹92.76
1
Volumetric Energy Charges
  • Slab (0+): 200 × ₹7.73 = ₹1546
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge (> 0.5 kW): ₹400.00
    ₹200/kW × 2 kW × 1 mo
  • Electricity Duty (Tax): ₹92.76
    6% of Energy Charge (₹1546)
NDS-II Commercial

What is the SBPDCL Electricity Bill for 350 Units (2 kW)?

The estimated bill is ₹3,267.83. See charges and slabs format below:

Energy Charges: ₹2,705.50
Fixed Charges: ₹400.00
Taxes & Duties: ₹162.33
1
Volumetric Energy Charges
  • Slab (0+): 350 × ₹7.73 = ₹2705.5
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge (> 0.5 kW): ₹400.00
    ₹200/kW × 2 kW × 1 mo
  • Electricity Duty (Tax): ₹162.33
    6% of Energy Charge (₹2705.5)
NDS-II Commercial

What is the SBPDCL Electricity Bill for 500 Units (2 kW)?

The estimated bill is ₹4,496.90. See charges and slabs format below:

Energy Charges: ₹3,865.00
Fixed Charges: ₹400.00
Taxes & Duties: ₹231.90
1
Volumetric Energy Charges
  • Slab (0+): 500 × ₹7.73 = ₹3865
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge (> 0.5 kW): ₹400.00
    ₹200/kW × 2 kW × 1 mo
  • Electricity Duty (Tax): ₹231.90
    6% of Energy Charge (₹3865)

Explore the features that help you estimate your utility bill accurately using customizable tariff slabs, charges, and taxes.

Latest State Tariffs

Kept up to date with prevailing distribution board tariff orders for both Single-Phase and Three-Phase domestic/commercial lines.

Sanctioned Load Charges

Computes monthly demand/fixed charges based on connection load limits (kW) and progressive load slabs.

Fuel Cost Adjustments

Handles variable charges like Fuel Surcharge Adjustment (FSA) or Fuel Cost Adjustment (FCA) automatically.

Telescopic & Flat Slabs

Supports advanced calculations, including hybrid billing (like KSEB) switching between telescopic and flat rates.

Power Subsidies & Rebates

Reflects active state power subsidies (e.g., free initial units, percentage discounts, or flat rebates).

Surcharges & Duty Calculations

Calculates local electricity duty, energy taxes, public water/street light taxes, and other board surcharges.

FAQ

Frequently Asked Questions

Common questions about Bihar Electricity Bill Calculator

Verified Tariff
Looking for the official SBPDCL customer care number, complaint helpline, head office, bill payment portal, online booking service, or official website? Find the latest verified utility contact details and regulator information below.
Utility Provider SBPDCL
Full Form South Bihar Power Distribution Company Ltd.
State / Jurisdiction Bihar
Head Office Address Vidyut Bhawan, Bailey Road, Patna, Bihar - 800021
Customer Care / Complaint Number 1912
Alternate Toll-Free Number 1800 345 6198
Support Email cmd.sbpdcl@gmail.com
Official Website Visit Official SBPDCL Website
Regulatory Commission Bihar Electricity Regulatory Commission (BERC)
Official Regulator Website Visit Bihar Electricity Regulatory Commission (BERC) Official Website

Disclaimer: BillCalc estimates are calculated using official Bihar Electricity Regulatory Commission (BERC) published tariff rates. Not all official connection types or tariff categories may be available by default. Where supported, you can use Billing Customization to modify existing tariffs or create a custom connection by adding your own billing slabs, fixed charges, taxes, rebates, fuel adjustment charges, and other applicable billing components to better match your actual utility bill. All calculations are estimates for informational purposes only, and your utility provider's official bill remains the final and authoritative statement of charges.

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