Electricity Bill Calculators
& Savings Tools in India
Calculate your exact electricity bill for any Indian state, understand tariff slabs, discover proven savings strategies, and compare DISCOMs — all in one place. Free tools, updated 2026 tariffs.
State-wise Electricity Bill Calculators
Select your DISCOM for an exact bill calculation using the latest 2026 tariff slabs — including fixed charges, fuel surcharges, and applicable subsidies.
Electricity Calculation Tools
Everything you need to understand, calculate, and reduce your electricity costs
Electricity Bill Calculator
Universal slab calculator for any Indian state. Enter units consumed and get an instant, accurate monthly bill breakdown — no sign-up required.
- All 16 state boards
- Slab-wise breakdown
- Fixed charge included
- Updated 2026 tariffs
Appliance Cost Calculator
Find out exactly how much each appliance in your home costs per month. Add multiple appliances and see a full cost breakdown.
- 50+ appliances
- Daily & monthly cost
- Customisable usage hours
- Save vs upgrade analysis
Electricity Tariffs Guide
Comprehensive state-wise tariff reference. Compare domestic tariff rates across all major Indian states and understand slab structures.
- All state rates
- Domestic & commercial
- Side-by-side comparison
- Updated FY 2026
Electricity Savings & Understanding Guides
In-depth guides written by energy experts to help you understand tariffs, reduce bills, and make smart energy decisions
How to Reduce Your Electricity Bill in India
Practical, proven strategies that Indian households use to cut electricity bills by 20–40% without major investments.
- Set AC at 24°C instead of 18°C — saves ₹800/month
- Switch to 5-star AC & BEE appliances
- Use ceiling fans with AC to raise thermostat 2°C
- Turn off standby power on TVs and chargers
Understanding Your Electricity Bill & Tariff Slabs
Demystifying the confusing parts of Indian electricity bills — slabs, fixed charges, fuel surcharges, ED, and more.
- What are tariff slabs and how do they work
- Fixed vs variable charge breakdown
- What is fuel surcharge adjustment (FSA)
- How to check if your bill is overcharged
Should You Go Solar? ROI Guide for Indian Homes
When does solar make financial sense in India? We calculate the exact payback period and 25-year savings for your state.
- Average payback period: 4–6 years in India
- PM Surya Ghar subsidy up to ₹78,000
- Net metering — sell surplus to DISCOM
- Best states for solar ROI in India
Why Is My Electricity Bill So High?
The 12 most common reasons Indian households get shocking electricity bills — and exactly how to diagnose and fix each one.
- Old non-inverter AC running all night
- Standby power drain from multiple devices
- Incorrect meter reading or billing error
- Geyser & washing machine heavy usage
AC & Solar Energy Calculators
Your AC is the biggest electricity cost. These tools help you understand and minimise it.
How Electricity Billing Works in India
India uses a slab-based progressive tariff system for residential electricity consumers. This means the more units you consume in a billing cycle, the higher the rate you pay per unit — and crucially, you pay that higher rate on all units in that slab, not just the excess.
For example, TNEB in Tamil Nadu charges ₹0/unit for the first 100 units, then ₹1.50/unit for 101–200 units, then ₹3.00/unit for 201–500 units, and ₹4.50+/unit beyond that. A consumer using 250 units pays across three different slabs — not just the highest rate on all 250 units.
This is why our electricity bill calculator provides a full slab-wise breakdown, not just a simple multiplication. The difference between "average rate × units" and the actual slab calculation can be significant — often ₹200–₹600 per month.
Fixed Charges, Fuel Surcharge & Other Bill Components
Your electricity bill isn't just about units consumed. Every Indian electricity bill includes several additional components:
Why Electricity Rates Vary Across Indian States
India has 29+ electricity distribution companies (DISCOMs), each operating under their state's electricity regulatory commission. Tariff rates are revised annually or bi-annually based on:
- Cost of power procurement (coal, hydro, renewable mix)
- Transmission and distribution losses in the state grid
- State government subsidies and cross-subsidies
- DISCOM debt burden and infrastructure investment
- Agricultural and industrial consumer cross-subsidization
This is why Gujarat (PGVCL) consumers pay as low as ₹2.10/unit while Maharashtra (MSEDCL) consumers can pay up to ₹9.35/unit for high consumption. Our electricity tariffs guide compares all state rates in one place.
Proven Strategies to Reduce Your Electricity Bill
Most Indian households can reduce their electricity bills by 20–40% through smart behaviour and strategic appliance upgrades. Here's what actually works:
Every degree below 24°C increases AC power consumption by ~6%. Setting 24°C instead of 18°C can save ₹600–₹1,200/month in summer.
A 5-star 1.5-ton inverter AC uses ~900W vs ~1,800W for an old 3-star non-inverter. The payback period is typically 3–4 years.
A 3kW rooftop solar system eliminates 80–90% of electricity bills for most households. With PM Surya Ghar subsidy, payback drops to 4–5 years.
Run washing machines, dishwashers, and EV chargers at night. Some DISCOMs offer time-of-day tariffs with 30–50% lower off-peak rates.
Standby power from TVs, set-top boxes, chargers, and routers adds ₹50–₹150/month. Use power strips with switches to eliminate this waste.
Dirty filters reduce AC efficiency by 10–15%. Clean filters monthly and get an annual professional service to maintain peak efficiency.
Understanding Your Electricity Bill Statement
Indian electricity bills can be confusing. Here's a quick guide to reading yours correctly:
The opening and closing meter reading determines units consumed. The difference should match the "units consumed" on your bill. If there's a discrepancy, request a meter inspection — faulty meters are more common than people think.
The bill amount breakdown should show energy charges (slab calculation), fixed charges, FSA, and taxes separately. If your bill shows only a total without breakdown, you can request an itemised statement from your DISCOM's customer service portal.
Use our electricity bill calculator to independently verify your bill. If the calculator's result differs significantly from your bill, it may indicate a billing error or unusual charges worth investigating with your DISCOM.
Quick Jump — Board Calculators
Frequently Asked Questions
Everything you need to know about electricity bills and calculators in India
