During Port State Control Procedures, there are certain definitions, to limit or authorise the port state control officer (PSCO), executing his /her responsibility. A Substandard ship is :

A
A ship whose engines are not on board
B
A ship which has an uncomplete oil record book
C
A ship; whose hull, machinery, equipment or operational safety is substantially below the standards required by the relevant convention
D
A ship, whose crew is not in conformance with the safe manning document
E
C+D