requiresForIFR
P96240
predicate
Indicates that one entity must be present, satisfied, or fulfilled in order for another entity to be valid or operable under Instrument Flight Rules (IFR).
Observed surface forms (1)
- ifrRequired ×1
Sample triples (2)
| Subject | Object |
|---|---|
| Class E airspace | pilot instrument rating or equivalent authorization ⓘ |
| Scottish UIR | yes for most of the airspace via predicate surface "ifrRequired" ⓘ |