The ISM requires the organization to produce a documented safety management system. Structure of PNSC SMS documentation consists of 6 tiers as illustrated below:
1. Safety Management Manual (S M M) 2. Company Procedures Manual (C P M) 3. Fleet Instruction Manual ->(Dry Cargo Vessels) (FIM Other Cargo Vessels) ->(Liquid Cargo Vessels) (FIM Liquid Cargo Vessels) 4. Shore based Contingency Manual (CP-Shore) 5. Shipboard Contingency Manual (CP-Ship) 6. Safety and Training Manual ->(Dry Cargo Vessels) (S & TM Other Cargo Vessels) ->(Liquid Cargo Vessels) (S & TM Liquid Cargo Vessels)