SUBJECT: Addendum to Advisory 2016-11 Regarding Clarifications on Some Provisions of STCW Circular No. 2016-04 on Transitional Provisions for Certification of Existing Electro-Technical Officers (ETO) and Electro-Technical Rating (ETR) Under Regulation III/6 and III/7 of the Standards of Training, Certification and Watchkeeping Convention (STCW), As Amended.

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