This is an administrative process, which requires you to download a form from the MCA website.
You will need to submit your CoC, a valid ENG1 medical certificate, testimonials and certificate of discharge showing at least 12 months yacht service in the past 5 years.
Deck CoCs - you will need to prove that you have served as a master or deck officer in any seagoing ship (other than fishing vessels) of more than 80 gross tonnes or 24 metres in length for at least 12 months within the last five years
Engineering CoCs - you will need to prove that you have served as an engineer officer on any sea-going ship of at least 350 kilowatts power for at least 12 months within the last five years
The STCW Convention 1978 has been amended by the 2010 Manila Amendments and contains new training requirements for all seafarers. Seafarers revalidating their Certificates of Competency (CoC) will be required to submit additional evidence to ensure their Certificate is valid for service on certain types of ships after 31 December 2016.
Deck Certificate of Competency Revalidation, ECDIS requirements
Engineering Certificate of Competency Revalidation, High Voltage (HV) requirements
All Revalidation Applications will be processed by the Seafarer Training & Certification Branch (STCB) at the MCA Headquarters in Southampton. From this date all applications or revalidation enquiries should be sent to the following address:
Seafarer Training & Certification Branch
105 Commercial Road
Telephone Number +44 (0)2380 329231 - please select either option 1 for Deck Revalidations or option 2 for Engineering Revalidations
Alternatively please send your enquiry by email to either: email@example.com or firstname.lastname@example.org