AIS - Carriage Class A vs B

Contents

AIS Class A vs Class B carriage requirement per SOLAS V Reg. 19 - driven by GT, area, and voyage type.

Formula

$$ \text{Class A} \Leftrightarrow (GT \geq 300 \land \text{int’l}) \lor GT \geq 500 $$

Symbol	Meaning	Unit	Source
$GT$	Gross tonnage	-	tonnage cert