The business may not have a worker do general diving work unless that worker has current medical fitness certification and the required competence (recognised qualifications or demonstrated experience), must manage the risks of diving work, prepare a dive plan and dive safety log, provide the required equipment and standby arrangements, and for high risk diving work (construction diving, hyperbaric and other listed work) meet the additional supervision and competency requirements.
The graph holds this control, the 0 it maps to, and the evidence behind each claim, over MCP and REST.