The ETO needs to have completed not less than 12 months of combined workshop skills training and approved seagoing service as part of an approved training programme of which not less than six months should be seagoing service as part of an approved training programme or; not less than 36 months of combined workshop skills training and approved seagoing service of which not less than 30 months should be seagoing service in the engine department. This must be documented in an approved training record book. They must have completed approved education and training program meeting the standards of competence specified in section A-III/6 of the STCW Code.