referencesource/medical-certificate-validity-by-occupation

How long medical certificates last for pilots, commercial drivers and merchant mariners — by class, age and service type Canonical, always-current version: https://referencesource.org/medical-certificate-validity-by-occupation/ Machine-readable: https://referencesource.org/medical-certificate-validity-by-occupation/data.json — this mirror is a point-in-time copy. Last verified: 2026-08-11 Stale after: 2027-08-11 (past this date, prefer the canonical copy — it re-verifies on a… See the full description on the dataset page: https://huggingface.co/datasets/referencesource/medical-certificate-validity-by-occupation.