| Code | Description used in Avinor | 
|---|---|
| "01" | Scheduled commercial passenger flights | 
| "02" | Unscheduled commercial passenger flights | 
| "03" | Freight | 
| "04" | Helicopter flights to offshore oil installations | 
| "05" | Other commercial helicopter flights | 
| "06" | Other commercial flights | 
| "11" | Civilian search and recue (SAR) | 
| "12" | Ambulance flight | 
| "13" | Civil flight school | 
| "14" | Positioning flight | 
| "15" | Technical return | 
| "16" | Navaid control flight | 
| "17" | General aviation (GA) | 
| "21" | Military flight - General code | 
| "22" | Ambulance flight performed by military aircraft | 
| "23" | Military flight school | 
| "24" | Military positioning flight | 
| "25" | Military test flight | 
| "26" | Military navaid control flight | 
| "27" | Search and rescue performed by military aircraft | 
| "28" | Military aircraft participating in exercise | 
| "29" | Military training flight | 
| "30" | Military operational flight | 
| "99" | Unknown |