DPA – Designated Person Ashore – Any Matters with regard to safety of the vessel, Individual or environment can be directly brought to the notice of the DPA.
When DPA is not reachable due to any reason, The Alternate DPA(ADPA) has to be contacted.
CSO – Company Security Officer – For any concerns in security of the vessel the CSO has to be contacted.
When CSO is not reachable, ACSO is to be contracted.