BillCalc

West Bengal Calcutta Electric Supply Corporation

CESC Kolkata Electricity Bill Calculator

Estimate your CESC Kolkata electricity bill using latest available tariff rates. View a detailed bill breakdown and optionally customize billing settings, connection types, tariff values, and charges to match your billing requirements.

Tariff Updated: July 2026

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 CESC is 1 month.

Estimated Bill Summary

CESC Kolkata Electricity Bill Calculator

Calcutta Electric Supply Corporation (West Bengal)

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

Check CESC electricity tariff rates in West Bengal. View the per unit electricity rate, tariff slabs, fixed charges, and applicable taxes for bill calculation. 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.

CESC Domestic Tariff Slabs & Rates

Updated: July 2026

Consumption Slabs & Unit Rates

Consumption Range Unit Rate Billing Type
0 - 25 Units ₹5.20 Telescopic (Split slabs)
26 - 60 Units ₹5.90 Telescopic (Split slabs)
61 - 100 Units ₹6.75 Telescopic (Split slabs)
101 - 150 Units ₹7.40 Telescopic (Split slabs)
151 - 300 Units ₹7.50 Telescopic (Split slabs)
Above 301 Units ₹9.15 Telescopic (Split slabs)

Fixed Charges & Other Charges

Charge Name Value Charge Type
Fixed Charge ₹50.00 (flat) FIXED
Electricity Duty 6.00% TAX
Meter Rent ₹20.00 (flat) FIXED

CESC Commercial Tariff Slabs & Rates

Updated: July 2026

Consumption Slabs & Unit Rates

Consumption Range Unit Rate Billing Type
0 - 150 Units ₹8.50 Telescopic (Split slabs)
Above 151 Units ₹9.80 Telescopic (Split slabs)

Fixed Charges & Other Charges

Charge Name Value Charge Type
Fixed Charge ₹150.00 (flat) FIXED
Electricity Duty 6.00% TAX
Meter Rent ₹50.00 (flat) FIXED

About CESC Kolkata Electricity Bill Calculator

CESC Kolkata electricity bills are calculated using slab-wise tariffs, fixed charges, electricity duty, fuel adjustment charges, and other applicable fees. Since multiple billing components determine the final amount, estimating your bill manually can be time-consuming. The CESC Kolkata Electricity Bill Calculator helps you calculate your electricity bill instantly with a detailed breakdown of every charge.

Simply enter your monthly electricity consumption in units (kWh). The calculator will estimate your bill using the tariff settings configured on this page.

This calculator is suitable for homeowners, tenants, apartment residents, housing societies, shop owners, offices, industries, and commercial consumers served by CESC Limited. If your electricity connection belongs to a different tariff category or includes additional charges, you can optionally customize the calculator settings to match your billing requirements.

After the calculation, you'll receive a complete bill breakdown showing energy charges, fixed charges, electricity duty, fuel adjustment charges, and other applicable billing components. This helps you understand exactly how your CESC Kolkata electricity bill is calculated.

> Disclaimer: This calculator is an independent estimation tool and is not affiliated with CESC Limited. Your actual electricity bill may vary due to tariff revisions, taxes, fuel adjustment charges, rebates, arrears, meter reading differences, or other applicable billing components.

About CESC Limited

CESC Limited (Calcutta Electric Supply Corporation) is India's first fully integrated electricity utility, providing reliable power generation and distribution services since 1899. The company supplies electricity to Kolkata, Howrah, and adjoining areas, serving millions of residential, commercial, industrial, and institutional consumers through a modern and extensive power distribution network.

CESC offers a wide range of online consumer services, including CESC electricity bill payment, bill download, online bill viewing, new electricity connection applications, load enhancement requests, complaint registration, and customer account management through its official website and mobile application. The company continues to modernize its network with digital technologies, smart customer services, and improved power reliability.

Tips to Reduce Your CESC Kolkata Electricity Bill

Kolkata experiences hot, humid summers and a long monsoon season, making air conditioners and cooling appliances major contributors to electricity consumption. These Kolkata-specific tips can help lower your CESC electricity bill.

  • Set your air conditioner between 24°C and 26°C for better energy efficiency.
  • Use ceiling fans together with your AC to maintain comfort while reducing electricity usage.
  • During humid months, use the Dry Mode on your air conditioner whenever possible to save energy.
  • Keep doors, windows, and curtains closed while the AC is running to prevent cool air from escaping.
  • Replace conventional bulbs with energy-efficient LED lights throughout your home.
  • Purchase electrical appliances with higher BEE Star Ratings to reduce long-term electricity consumption.
  • Clean AC filters and refrigerator coils regularly to improve appliance efficiency.
  • During Durga Puja and other festive seasons, switch off decorative lighting when it is not needed to avoid unnecessary electricity consumption.
  • Monitor your monthly electricity usage through the CESC consumer portal or mobile app to identify unexpected increases.
  • If you own an independent house, consider installing rooftop solar panels to reduce long-term electricity costs.
Following these Kolkata-specific energy-saving practices can help lower your CESC Kolkata electricity bill, reduce electricity consumption, and save money throughout the year.

CESC 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.
Meter Rent Fixed A fixed monthly fee charged by the utility provider for connection maintenance, grid/pipe service availability, independent of consumption.

Explore step-by-step bill calculation examples for CESC Electricity Bills based on the latest tariff rates, slabs, and charges published by Calcutta Electric Supply Corporation.

Domestic

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

The estimated bill is ₹364.15. See charges and slabs format below:

Energy Charges: ₹277.50
Fixed Charges: ₹70.00
Taxes & Duties: ₹16.65
1
Volumetric Energy Charges
  • Slab (0 - 25): 25 × ₹5.2 = ₹130
  • Slab (26 - 60): 25 × ₹5.9 = ₹147.5
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹50.00
    Flat rate ₹50 × 1 mo
  • Meter Rent: ₹20.00
    Flat rate ₹20 × 1 mo
  • Electricity Duty: ₹16.65
    6% of Energy Charge (₹277.5)
Domestic

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

The estimated bill is ₹869.77. See charges and slabs format below:

Energy Charges: ₹754.50
Fixed Charges: ₹70.00
Taxes & Duties: ₹45.27
1
Volumetric Energy Charges
  • Slab (0 - 25): 25 × ₹5.2 = ₹130
  • Slab (26 - 60): 35 × ₹5.9 = ₹206.5
  • Slab (61 - 100): 40 × ₹6.75 = ₹270
  • Slab (101 - 150): 20 × ₹7.4 = ₹148
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹50.00
    Flat rate ₹50 × 1 mo
  • Meter Rent: ₹20.00
    Flat rate ₹20 × 1 mo
  • Electricity Duty: ₹45.27
    6% of Energy Charge (₹754.5)
Domestic

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

The estimated bill is ₹1,343.59. See charges and slabs format below:

Energy Charges: ₹1,201.50
Fixed Charges: ₹70.00
Taxes & Duties: ₹72.09
1
Volumetric Energy Charges
  • Slab (0 - 25): 25 × ₹5.2 = ₹130
  • Slab (26 - 60): 35 × ₹5.9 = ₹206.5
  • Slab (61 - 100): 40 × ₹6.75 = ₹270
  • Slab (101 - 150): 50 × ₹7.4 = ₹370
  • Slab (151 - 300): 30 × ₹7.5 = ₹225
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹50.00
    Flat rate ₹50 × 1 mo
  • Meter Rent: ₹20.00
    Flat rate ₹20 × 1 mo
  • Electricity Duty: ₹72.09
    6% of Energy Charge (₹1201.5)
Commercial

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

The estimated bill is ₹2,070.90. See charges and slabs format below:

Energy Charges: ₹1,765.00
Fixed Charges: ₹200.00
Taxes & Duties: ₹105.90
1
Volumetric Energy Charges
  • Slab (0 - 150): 150 × ₹8.5 = ₹1275
  • Slab (151+): 50 × ₹9.8 = ₹490
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹150.00
    Flat rate ₹150 × 1 mo
  • Meter Rent: ₹50.00
    Flat rate ₹50 × 1 mo
  • Electricity Duty: ₹105.90
    6% of Energy Charge (₹1765)
Commercial

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

The estimated bill is ₹3,629.10. See charges and slabs format below:

Energy Charges: ₹3,235.00
Fixed Charges: ₹200.00
Taxes & Duties: ₹194.10
1
Volumetric Energy Charges
  • Slab (0 - 150): 150 × ₹8.5 = ₹1275
  • Slab (151+): 200 × ₹9.8 = ₹1960
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹150.00
    Flat rate ₹150 × 1 mo
  • Meter Rent: ₹50.00
    Flat rate ₹50 × 1 mo
  • Electricity Duty: ₹194.10
    6% of Energy Charge (₹3235)
Commercial

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

The estimated bill is ₹5,187.30. See charges and slabs format below:

Energy Charges: ₹4,705.00
Fixed Charges: ₹200.00
Taxes & Duties: ₹282.30
1
Volumetric Energy Charges
  • Slab (0 - 150): 150 × ₹8.5 = ₹1275
  • Slab (151+): 350 × ₹9.8 = ₹3430
2
Surcharges, Fixed Fees & Taxes
  • Fixed Charge: ₹150.00
    Flat rate ₹150 × 1 mo
  • Meter Rent: ₹50.00
    Flat rate ₹50 × 1 mo
  • Electricity Duty: ₹282.30
    6% of Energy Charge (₹4705)

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 CESC Kolkata Electricity Bill Calculator

Reference Data
Looking for the official CESC 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 CESC
Full Form Calcutta Electric Supply Corporation Limited
State / Jurisdiction West Bengal
Head Office Address CESC House, Chowringhee Square, Kolkata, West Bengal - 700001
Customer Care / Complaint Number 1912
Alternate Toll-Free Number 1800 345 5372
Support Email cesc@rp-sg.in
Official Website Visit Official CESC Website
Regulatory Commission West Bengal Electricity Regulatory Commission (WBERC)
Official Regulator Website Visit West Bengal Electricity Regulatory Commission (WBERC) Official Website

Disclaimer: BillCalc estimates are calculated using official West Bengal Electricity Regulatory Commission (WBERC) 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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