| A02 | Basic design & project development services |
| A03 | Engineering services |
| A10 | Project management, construction management |
| B03 | Electrical and electro work |
| B07 | Shipbuilding & offshore constructions |
| K01 | Converters (voltage, frequency), receivers, el. dampers and rectifiers |
| K04 | Accumulators, condensers, chargers & batteries |
| K10 | Other electrical/electro equipment |
| L05 | Alarm equipment |
| L08 | Monitoring equipment |
| L13 | Control & automation systems |
| L14 | Onboard software |
| P01 | Positioning & navigation equipment |
| P02 | Detection & identification equipment |
| P03 | Radio & telephone communication |
| P04 | Satellite communication |
| P05 | Other communication equipment |