Key facts
Code summary
Code 501
Official title Sea and coastal water transport
Version PSIC 2019
Source layer PSA / BSP
Parent 50 - Water Transport
Section H - Transportation and Storage
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PSIC 2019 Navigation-first hub Group 501 - Sea and coastal water transport
PSIC Group 501 covers Sea and coastal water transport. Direct children below it include Sea and coastal passenger water transport and Sea and coastal freight water transport. It clusters closely related activities and...
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About this level
Practical summary
Group 501 sits in the PSIC 2019 hierarchy under H Transportation and Storage > 50 Water Transport. This group usually narrows the choice to a small family of classes such as Sea and coastal passenger water transport and Sea and coastal freight water transport. It is useful when two or three neighboring activities look similar but should not be collapsed into one code.
Administrative context
Where this code is used
This group is used when reviewers compare a short list of classes such as Sea and coastal passenger water transport and Sea and coastal freight water transport and need to decide which family is the closest fit. It is common in internal classification review and administrative lookup work.
Selection note
How to choose it
Use this group when the activity sits between similar classes such as Sea and coastal passenger water transport and Sea and coastal freight water transport. The safest choice is the one whose wording matches the actual production, service or operating model most closely.
Official note
Source-backed description
This group includes the transport of passengers or freight on vessels designed for operating on sea or coastal waters. Also included is the transport of passengers or freight on great lakes, etc. when similar types of vessel are used.
FAQ
What does PSIC Group 501 cover?
PSIC Group 501 clusters a smaller family of classes under Sea and coastal water transport and is useful when the business sits between closely related options.
How do I compare Group 501 with sibling groups?
Look at the parent class and the nearby sibling groups. On this page, the most relevant nearby options are 502 Inland water transport.
Why is Group 501 useful for classification?
It sits at the point where a broad sector is already narrowed enough to compare a small family of similar classes before the final code choice.