List of activities classified inside the UK SIC Code 50400
- Barge lessee or owner (freight)
- Transport of freight via rivers
- Transport of freight via ports
- Transport of freight via lakes
- Transport of freight via canals
- Local authority freight ferry services on rivers, canals and lakes
- Inland water transport (freight)
- Freight vessel rental with crew (inland waterway service)
- Freight ferry transport (inland waterway service)
- Freight ferry (river or estuary)
- Canal carrier (freight)
- Boat rental for transport of freight with crew (inland waterway service)
- Water transport of freight inside harbours and docks