What Is the Electricity Bill Calculator?
This tool estimates your monthly electricity bill in Pakistan using NEPRA’s progressive tariff slab system. You enter the number of units consumed (kWh) and your distribution company, and the calculator applies the correct slab rates to compute your bill including the fixed charges and all applicable government levies.
Pakistan’s electricity tariff is not a flat rate — it uses a tiered structure where higher consumption falls into progressively more expensive slabs, penalizing heavy users significantly.
How to Use This Calculator
- Enter your units consumed (kWh) from your electricity meter reading or last bill.
- Select your distribution company (LESCO, HESCO, MEPCO, IESCO, etc.).
- Select your consumer type (domestic protected or unprotected).
- Press the Calculate Electricity Bill button. The tool will break down your base unit costs, standard fixed charges, applicable GST, and the final estimated amount payable.
Protected consumers use 200 or fewer units per month and receive a subsidized rate. Unprotected consumers using above 200 units pay higher rates across all their consumption, not just the excess.
How Pakistan Electricity Tariff Works
Energy Charge = Sum of (Units in each slab × Slab Rate)
Total Bill = Energy Charge + Fixed Charges + GST (17%) + FC Surcharge + Taxes
Slab rates increase as total consumption crosses each threshold (100, 200, 300, 400, 500, 700 units).
Worked Example (NEPRA 2025-26 Rates)
Domestic unprotected consumer using 400 units in LESCO:
- Units 1–100 at PKR 7.74 = PKR 774
- Units 101–200 at PKR 10.06 = PKR 1,006
- Units 201–300 at PKR 12.15 = PKR 1,215
- Units 301–400 at PKR 16.09 = PKR 1,609
- Energy charges: PKR 4,604
- Fixed charge (PKR 75) + GST + other levies ≈ PKR 900
- Estimated total: ~PKR 5,500
Practical Use Cases
- Budget forecasting: Estimate your bill before it arrives by tracking your meter reading mid-month. If you are approaching the next slab boundary, reducing usage by 20–30 units can disproportionately lower your bill.
- Appliance cost analysis: Calculate the cost of running specific appliances (1kWh = cost at your current slab rate). An AC running 8 hours/day at 2kW = 16 kWh/day = 480 units/month — pushing you into the highest slabs.
- Solar investment decision: Use this to quantify exactly how much your current grid consumption costs, then compare against solar installation payback periods.
Common Mistakes to Avoid
- Confusing protected and unprotected status: Using 201 units makes you unprotected, meaning ALL your units (not just the extra one) are billed at higher rates. Staying under 200 units is a critical threshold.
- Ignoring fixed charges and taxes: A bill is never just energy charges. Fixed charges, GST (17%), Electricity Duty, and FPA surcharges add 20–30% on top of the base energy cost.
- Not accounting for seasonal variation: Summer AC usage can triple your units. Budget for June–August as your highest-bill months and plan accordingly.
Accuracy Notes
Slab rates in this calculator are based on NEPRA tariff determinations for 2025-26. Rates are subject to quarterly fuel price adjustments (FPA) and annual tariff revisions. Actual bills may include additional charges specific to your distribution company (meter rent, wheeling charges). Always cross-verify with your official DISCO bill.
Frequently Asked Questions
What are protected consumers in Pakistan?
Protected domestic consumers are those who use 200 or fewer units per month. They receive subsidized slab rates. Once you exceed 200 units in any month, you lose protected status for that billing period and ALL units are charged at unprotected rates.
What is FPA (Fuel Price Adjustment)?
FPA is a monthly surcharge or rebate applied to your bill based on changes in fuel costs used to generate power. It can add or subtract PKR 1–5 per unit depending on global fuel prices. It is regulated by NEPRA and appears as a separate line on your bill.
How do I reduce my electricity bill?
Key strategies: use inverter ACs (consume 30–50% less power), switch to LED lighting, shift heavy appliance usage to off-peak hours, and aim to stay below 200 units per month to maintain protected status.
Can I dispute my electricity bill?
Yes. If your meter reading seems incorrect, you can request a meter test from your DISCO. Meter testing fees apply but are refunded if the meter is proven faulty. You can also file a complaint with NEPRA’s consumer complaints portal.
📅 Last Updated: April 2026
📋 Source: NEPRA Tariff Determination 2025-26