BESCOM Bill Calculator 🏠⚡

Dynamic, interactive, and user-friendly web application to calculate your BESCOM electricity bill accurately, with full line-item breakdown and anomaly detection.

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🌐 Live Demo

Check out the working website here: https://bezaleelpaul.github.io/BESCOM-Calculator/

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🔹 Features

• Multiple Calculation Modes:

  • kWh Mode: Calculate using previous & current meter readings.
  • kVAh Mode: Convert kVAh readings to kWh using power factor.
  • Appliance Estimation: Estimate usage based on individual appliances (wattage × hours × days).

• Full Bill Breakdown:

  • Fixed Charges: Based on sanctioned load (kW).
  • Energy Charges: Slab-wise calculation using BESCOM tariff.
  • FPPCA Charges: Fuel & power purchase cost adjustment.
  • P & G Surcharge: Government portion.
  • Taxes: 9% electricity duty.
  • Additional Charges: PF penalty, excess load/MD penalty, interest, debit/credit.
  • Current Demand & Net Payable: Calculates total bill including arrears.

• Dynamic & Interactive:

  • Change any unit rates, fixed charges, tax, or surcharge dynamically.
  • Instant calculation without page reload.
  • Auto-updates totals when values change.

• Scam/Anomaly Detection:

  • Alerts if units consumed are unusually high or inconsistent with historical usage.
  • Helps prevent errors due to incorrect meter readings.

• Modern UI & UX:

  • Responsive and mobile-friendly design.
  • Aesthetic inspired by BESCOM website with a clean, intuitive interface.
  • Clear display of all charges and line items.

• Completely Free:

  • Runs entirely in the browser.
  • Hosted on GitHub Pages—no backend required.

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📊 Example Usage

1. Select calculation mode: kWh, kVAh, or Appliance Estimation.

2. Enter your meter readings, appliance data, or other parameters.

3. Optionally, update:

   • Fixed charges per kW
   • Tariff slab rates
   • FPPCA and P&G rates
   • Tax percentage

4. View:

   • Total units consumed
   • Fixed charges, energy charges, and additional charges
   • Slab-wise breakdown
   • Net payable amount
   • Anomaly/scam alerts if usage is irregular

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💻 Technologies Used

• HTML5, CSS3
• JavaScript (Dynamic Calculation & UI)
• GitHub Pages (Free Hosting)

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🚀 How to Use

1. Clone or download the repository.
2. Open index.html in your browser.
3. Or access it directly on GitHub Pages: Live Demo

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🔹 Notes

• Fully compliant with BESCOM domestic tariff structure (Bangalore, 2025).
• Designed for educational, personal use, and bill verification.
• Dynamic update feature ensures your calculator remains accurate even if BESCOM updates tariffs.

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