| 0 | Not available (default) |
| 1-19 | Reserved for future use |
| 20 | Wing in ground (WIG), all ships of this type |
| 21 | Wing in ground (WIG), Hazardous category A |
| 22 | Wing in ground (WIG), Hazardous category B |
| 23 | Wing in ground (WIG), Hazardous category C |
| 24 | Wing in ground (WIG), Hazardous category D |
| 25 | Wing in ground (WIG), Reserved for future use |
| 26 | Wing in ground (WIG), Reserved for future use |
| 27 | Wing in ground (WIG), Reserved for future use |
| 28 | Wing in ground (WIG), Reserved for future use |
| 29 | Wing in ground (WIG), Reserved for future use |
| 30 | Fishing |
| 31 | Towing |
| 32 | Towing: length exceeds 200m or breadth exceeds 25m |
| 33 | Dredging or underwater ops |
| 34 | Diving ops |
| 35 | Military ops |
| 36 | Sailing |
| 37 | Pleasure Craft |
| 38 | Reserved |
| 39 | Reserved |
| 40 | High speed craft (HSC), all ships of this type |
| 41 | High speed craft (HSC), Hazardous category A |
| 42 | High speed craft (HSC), Hazardous category B |
| 43 | High speed craft (HSC), Hazardous category C |
| 44 | High speed craft (HSC), Hazardous category D |
| 45 | High speed craft (HSC), Reserved for future use |
| 46 | High speed craft (HSC), Reserved for future use |
| 47 | High speed craft (HSC), Reserved for future use |
| 48 | High speed craft (HSC), Reserved for future use |
| 49 | High speed craft (HSC), No additional information |
| 50 | Pilot Vessel |
| 51 | Search and Rescue vessel |
| 52 | Tug |
| 53 | Port Tender |
| 54 | Anti-pollution equipment |
| 55 | Law Enforcement |
| 56 | Spare - Local Vessel |
| 57 | Spare - Local Vessel |
| 58 | Medical Transport |
| 59 | Noncombatant ship according to RR Resolution No. 18 |
| 60 | Passenger, all ships of this type |
| 61 | Passenger, Hazardous category A |
| 62 | Passenger, Hazardous category B |
| 63 | Passenger, Hazardous category C |
| 64 | Passenger, Hazardous category D |
| 65 | Passenger, Reserved for future use |
| 66 | Passenger, Reserved for future use |
| 67 | Passenger, Reserved for future use |
| 68 | Passenger, Reserved for future use |
| 69 | Passenger, No additional information |
| 70 | Cargo, all ships of this type |
| 71 | Cargo, Hazardous category A |
| 72 | Cargo, Hazardous category B |
| 73 | Cargo, Hazardous category C |
| 74 | Cargo, Hazardous category D |
| 75 | Cargo, Reserved for future use |
| 76 | Cargo, Reserved for future use |
| 77 | Cargo, Reserved for future use |
| 78 | Cargo, Reserved for future use |
| 79 | Cargo, No additional information |
| 80 | Tanker, all ships of this type |
| 81 | Tanker, Hazardous category A |
| 82 | Tanker, Hazardous category B |
| 83 | Tanker, Hazardous category C |
| 84 | Tanker, Hazardous category D |
| 85 | Tanker, Reserved for future use |
| 86 | Tanker, Reserved for future use |
| 87 | Tanker, Reserved for future use |
| 88 | Tanker, Reserved for future use |
| 89 | Tanker, No additional information |
| 90 | Other Type, all ships of this type |
| 91 | Other Type, Hazardous category A |
| 92 | Other Type, Hazardous category B |
| 93 | Other Type, Hazardous category C |
| 94 | Other Type, Hazardous category D |
| 95 | Other Type, Reserved for future use |
| 96 | Other Type, Reserved for future use |
| 97 | Other Type, Reserved for future use |
| 98 | Other Type, Reserved for future use |
| 99 | Other Type, no additional information |