| SECTION | Title | Time |
|---|---|---|
| § 252.1 | § 252.1 Purpose. | Sept. 3, 2026 |
| § 252.2 | § 252.2 Applicability. | Sept. 3, 2026 |
| § 252.3 | § 252.3 Definitions. | Sept. 3, 2026 |
| § 252.4 | § 252.4 Smoking ban: air carriers. | Sept. 3, 2026 |
| § 252.5 | § 252.5 Smoking ban: foreign air carriers. | Sept. 3, 2026 |
| § 252.8 | § 252.8 Extent of smoking restrictions. | Sept. 3, 2026 |
| § 252.9 | § 252.9 Ventilation systems. | Sept. 3, 2026 |
| § 252.11 | § 252.11 Aircraft on the ground. | Sept. 3, 2026 |
| § 252.17 | § 252.17 Enforcement. | Sept. 3, 2026 |