Class 3 Medical
glossary.index.last_updated_prefix April 20, 2026 ยท glossary.index.editorial_byline
glossary.index.h2_what_is
glossary.class-3-medical.definition
| Attribute | Class 3 |
|---|---|
| Validity under 50 | 24 months |
| Validity 50+ | 12 months |
| Required for | Air traffic controllers |
glossary.index.h2_how_used
glossary.class-3-medical.how_its_used