Tamil Nadu EB Bill Calculator
Updated based on July 01, 2024 tariff order. For domestic consumers only - LA1A tariff slab.
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Current TNEB Tariff Slab for Domestic Consumers - LA1A
| Units Consumed (u) | Units Range | Unit Cost (Rs) | |
|---|---|---|---|
| From | To | ||
| ≤ 100 | 1 | 100 | ₹ 0.00 |
| ≤ 200 | 1 | 100 | ₹ 0.00 |
| 101 | 200 | ₹ 2.35 | |
| ≤ 400 | 1 | 100 | ₹ 0.00 |
| 101 | 200 | ₹ 2.35 | |
| 201 | 400 | ₹ 4.70 | |
| ≤ 500 | 1 | 100 | ₹ 0.00 |
| 101 | 200 | ₹ 2.35 | |
| 201 | 400 | ₹ 4.70 | |
| 401 | 500 | ₹ 6.30 | |
| ≤ 600 | 1 | 100 | ₹ 0.00 |
| 101 | 400 | ₹ 4.70 | |
| 401 | 500 | ₹ 6.30 | |
| 501 | 600 | ₹ 8.40 | |
| ≤ 800 | 1 | 100 | ₹ 0.00 |
| 101 | 400 | ₹ 4.70 | |
| 401 | 500 | ₹ 6.30 | |
| 501 | 600 | ₹ 8.40 | |
| 601 | 800 | ₹ 9.45 | |
| ≤ 1000 | 1 | 100 | ₹ 0.00 |
| 101 | 400 | ₹ 4.70 | |
| 401 | 500 | ₹ 6.30 | |
| 501 | 600 | ₹ 8.40 | |
| 601 | 800 | ₹ 9.45 | |
| 801 | 1000 | ₹ 10.50 | |
| > 1000 | 1 | 100 | ₹ 0.00 |
| 101 | 400 | ₹ 4.70 | |
| 401 | 500 | ₹ 6.30 | |
| 501 | 600 | ₹ 8.40 | |
| 601 | 800 | ₹ 9.45 | |
| 801 | 1000 | ₹ 10.50 | |
| > 1000 | ₹ 11.55 | ||
EB Bill Savings Calculation - 3 kW On-grid solar system in Chennai - Example
| MONTHS | NOW | SOLAR GENERATION (kWh) | AFTER SOLAR INSTALLATION | SAVINGS | |||
|---|---|---|---|---|---|---|---|
| Electricity Consumption (kWh) | EB Bill (Rs) | 3 kW | Electricity Consumption (kWh) | EB Bill (Rs) | (Rs) | (%) | |
| Jan - Feb | 1179 | 8937 | 630 | 549 | 2451.6 | 6486 | 72.57% |
| Mar - Apr | 1839 | 16560 | 705 | 1134 | 8418 | 8143 | 49.17% |
| May - Jun | 1958 | 17935 | 630 | 1328 | 10658 | 7277 | 40.57% |
| Jul - Aug | 1680 | 14724 | 630 | 1050 | 7448 | 7277 | 49.42% |
| Sep - Oct | 1492 | 12553 | 660 | 832 | 5106 | 7447 | 59.32% |
| Nov - Dec | 798 | 4751 | 510 | 288 | 649 | 4103 | 86.35% |
Network Charges have not been included in the calculations.
Annual EB Bill Savings: Rs 40,731 or 53.98%
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