CSMs are mandatory in the event of the following:

1. When the carrier confirms that their booking concerning a container heading for a US port is complete.

2. When the terminal gate inspection of a vessel set to arrive in a US port is completed.

3. When a  container headed to a US port departs or arrives at a facility.

4. When a container headed to a port in the US is unloaded or loaded from a means of transport.

5. When a ship conveying a container headed to a US port arrives or departs from a port.

6. When a container headed to a port in the US is subjected to intra-terminal movement.

7. When a container headed to an American port by ship is ordered stripped or stuffed.

8. When a container headed to an American port by ship is confirmed stripped and stuffed.

9. When a container headed to a port in the US is grounded for major repairs.