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| Chengalpattu Diesel Price | |
| Date | Price (Rs/Ltr) |
| May 26, 2026 | 99.98 |
| May 25, 2026 | 100.10 |
| May 24, 2026 | 97.52 |
| May 23, 2026 | 97.42 |
| May 22, 2026 | 96.28 |
| May 21, 2026 | 96.60 |
| May 20, 2026 | 96.76 |
| May 19, 2026 | 96.55 |
| May 18, 2026 | 96.01 |
| May 17, 2026 | 95.85 |
| Chengalpattu Petrol Price | |
| Date | Price (Rs/Ltr) |
| May 26, 2026 | 108.20 |
| May 25, 2026 | 108.30 |
| May 24, 2026 | 105.83 |
| May 23, 2026 | 105.73 |
| May 22, 2026 | 104.67 |
| May 21, 2026 | 104.97 |
| May 20, 2026 | 105.13 |
| May 19, 2026 | 104.91 |
| May 18, 2026 | 104.41 |
| May 17, 2026 | 104.26 |