| Significance | Code | Meaning |
|---|
| FIR | | Unknown Flight Information Region | | | / | | | Qualifiers | Q | | | | | UNKNOWN CODE | | | | UNKNOWN CODE | | | / | | | | / | | | | / | | | | / | | | From flight level | | Surface | | | / | | | Up to flight level | | 000 feet QNE | | | / | | | Centre Latitude | | Not specified' | | Centre Longitude | | Not specified | | Radius of area affected | | Not specified |
| |
