code_of_practice_V3_2019

c. if so, the aspect of the vessel in terms of its heading;
d. its course and speed, either absolute or relative to the MASS;
e. its classification according to COLREG (not under command, restricted in her ability to manoeuvre, sailing,
fishing, constrained by her draft);
n Calculate and apply manoeuvring commands where practicable in such a manner as to comply with an
appropriate interpretation of COLREGs where applicable;
n Calculate and apply manoeuvring commands in such a manner as to avoid collisions under all circumstances
in which it is practicably feasible to do so.
8.13.5 A classification matrix may be used to summarize the performance level of a Collision Avoidance System. The
CA Category required for the MASS should be determined by the vessel category, Level of Control and operating
area. An illustrative matrix is given at Table 8-2.
Table 8-2: Illustrative Classification Matrix
Criterion
CA Class 1 2 3 4 5 6 7 8
0 Yes Yes Yes Yes
1 Yes Yes Yes Yes Yes Yes
2 Yes Yes Yes Yes Yes Yes Yes Yes
BAE Systems RIB
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MASS UK Industry Conduct Principles and Code of Practice Version 3