A commercial diver engaged in a diving project must-
- have a valid medical certificate of fitness to dive;
- maintain a daily record of his or her diving in the diver’s logbook ;
- inform the commercial diving supervisor if he or she is not competent to carry out the diving tasks in a safe manner as required in the diving operation;
- inform the commercial diving supervisor if he or she knows of anything, including any illness or other condition, which makes him or her unfit to dive;
- comply with any lawful instruction given by the commercial diving supervisor appointed for that diving operation; and
-comply with any applicable instruction in the operations manual.
