TNEB bill tariff 2024
| Units (u) | Subsidy | Unit Range | Unit Cost | |
| From | To | |||
| ≤ 100 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ≤ 200 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 2.45 × u | 101 | 200 | ₹ 2.35 | |
| ≤ 400 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 2.45 × u | 101 | 200 | ₹ 2.35 | |
| ₹ 0.10 × u | 201 | 400 | ₹ 4.70 | |
| ≤ 500 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 2.45 × u | 101 | 200 | ₹ 2.35 | |
| ₹ 0.10 × u | 201 | 400 | ₹ 4.70 | |
| ₹ 0.15 × u | 401 | 500 | ₹ 6.30 | |
| ≤ 600 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 0.10 × u | 101 | 400 | ₹ 4.70 | |
| ₹ 0.15 × u | 401 | 500 | ₹ 6.30 | |
| ₹ 0.15 × u | 501 | 600 | ₹ 8.40 | |
| ≤ 800 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 0.10 × u | 101 | 400 | ₹ 4.70 | |
| ₹ 0.15 × u | 401 | 500 | ₹ 6.30 | |
| ₹ 0.15 × u | 501 | 600 | ₹ 8.40 | |
| ₹ 0.20 × u | 601 | 800 | ₹ 9.45 | |
| ≤ 1000 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 0.10 × u | 101 | 400 | ₹ 4.70 | |
| ₹ 0.15 × u | 401 | 500 | ₹ 6.30 | |
| ₹ 0.15 × u | 501 | 600 | ₹ 8.40 | |
| ₹ 0.20 × u | 601 | 800 | ₹ 9.45 | |
| ₹ 0.20 × u | 801 | 1000 | ₹ 10.50 | |
| > 1000 | ₹ 4.80 × u | 1 | 100 | ₹ 0.00 |
| ₹ 0.10 × u | 101 | 400 | ₹ 4.70 | |
| ₹ 0.15 × u | 401 | 500 | ₹ 6.30 | |
| ₹ 0.15 × u | 501 | 600 | ₹ 8.40 | |
| ₹ 0.20 × u | 601 | 800 | ₹ 9.45 | |
| ₹ 0.20 × u | 801 | 1000 | ₹ 10.50 | |
| ₹ 0.25 × u | > 1000 | ₹ 11.55 | ||