Reg. III/1: Mandatory minimum requirements for certification of officers in charge of an engineering watch in a manned engine-room or designated duty engineers in a periodically unmanned engine-room;
Reg. III/2: Mandatory minimum requirements for certification of chief engineer officers and second engineer officers on ships powered by main propulsion machinery of 3, 000 kW propulsion power or more; Reg. III/3: Mandatory minimum requirements for certification of chief engineer officers and second engineer officers on ships powered by main propulsion machinery of between 750 kW and 3, 000 kW propulsion power; Reg. III/4: Mandatory minimum requirements for certification of ratings forming part of a watch in a manned engine-room or designated to perform duties in a periodically unmanned engine-room; Reg. III/5: Mandatory minimum requirements for certification of ratings as able seafarer engine in a manned engine-room or designated to perform duties in a periodically unmanned engine-room; Reg. III/6: Mandatory minimum requirements for certification of electro-technical officers; Reg. III/7: Mandatory minimum requirements for certification of electro-technical ratings.