Need to estimate your IESCO bill from your latest meter reading? This comprehensive guide walks you through every slab, with real examples and proven savings strategies.
IESCO (Islamabad Electric Supply Company) serves Islamabad, Rawalpindi, Attock, Jhelum, and Chakwal. This tool gives you an instant, accurate estimate of your monthly electricity bill using official NEPRA 2026 tariff slabs. You'll also find real calculation examples, protected consumer tips, and answers to common IESCO billing questions.
Base estimate includes energy + fixed charges + 18% GST. Actual bill may add monthly FCA (Rs 2.5–3.9/unit) and NJ surcharge.
Same as all DISCOs: energy charges (progressive slabs), fixed charges (Rs 200/300/400), 18% GST, FCA, NJ surcharge, and TV license fee. IESCO typically has lower FCA than other DISCOs due to efficient transmission.
| Monthly Units | Protected Rate | Non-Protected Rate | Fixed Charge |
|---|---|---|---|
| 1-50 | Rs 3.95 | Rs 3.95 | Rs 200 |
| 51-100 | Rs 7.74 | Rs 7.74 | Rs 200 |
| 101-200 | Rs 13.01 | Rs 13.01 | Rs 300 |
| 201-300 | - | Rs 33.10 | Rs 400 |
| 301-400 | - | Rs 37.99 | Rs 400 |
| 401-500 | - | Rs 40.22 | Rs 400 |
| 500+ | - | Rs 42.50 | Rs 400 |
Official source: NEPRA Notification | IESCO FCA: Check current rate
| Units | Status | Energy (Rs) | Fixed (Rs) | GST (Rs) | Total (Rs) |
|---|---|---|---|---|---|
| 190 | Protected | 2,340 | 300 | 475 | 3,115 |
| 200 | Protected | 2,602 | 300 | 522 | 3,424 |
| 210 | Non‑Protected | 6,951 | 400 | 1,323 | 8,674 |
| 350 | Non‑Protected | 13,200 | 400 | 2,448 | 16,048 |
Key insight: Stay under 200 units to remain protected – crossing to 210 adds over Rs 5,000.
IESCO has a fast net metering process. A 5kW system can save you Rs 25,000–30,000/month with payback ~2.5‑3 years. Calculate your solar savings →