UK MCA Engineer Officer of the Watch (EOOW)
Code engine-uk-mca-coc · STCW A-III/1
UK MCA Certificate of Competency (Engine) — issued by the Maritime and Coastguard Agency under the UK transposition of STCW. Pathway: cadet → OOW Engine (STCW III/1) → Second Engineer (III/2) → Chief Engineer Unlimited (III/2). Five-year validity with sea-time + medical revalidation.
- Prerequisites
- bst, aff, psscrb, medfa, helm-ops, erm, high-voltage
- Duration
- —
- Validity
- 5 years
- Refresher
- —
- Typical cost
- —
Requires phase-1/2/3 training, ~12 months sea time, and exam pass.
Where to take this course
Country guides list accredited training centres in the major seafarer-supplying nations:
Related glossary terms
High confidence
Editorial confidence: how we grade. Data sources and methodology: /sources.
UK MCA Engineer Officer of the Watch (EOOW): FAQ
- What is the UK MCA Engineer Officer of the Watch (EOOW) (ENGINE-UK-MCA-COC) certification?
- UK MCA Certificate of Competency (Engine) — issued by the Maritime and Coastguard Agency under the UK transposition of STCW. Pathway: cadet → OOW Engine (STCW III/1) → Second Engineer (III/2) → Chief Engineer Unlimited (III/2). Five-year validity with sea-time + medical revalidation. Referenced in STCW table A-III/1. Category: Engineering.
- Who needs ENGINE-UK-MCA-COC?
- ENGINE-UK-MCA-COC applies to seafarers in roles defined under STCW table A-III/1. Recommended prerequisites: bst, aff, psscrb, medfa, helm-ops, erm, high-voltage. Without ENGINE-UK-MCA-COC, operators may decline to roster you for the relevant duties.
- Where can I get ENGINE-UK-MCA-COC?
- ENGINE-UK-MCA-COC is delivered by approved training centres in most major maritime training countries. Use our /training-centres directory and the certifications-by-country filters to find an approved provider near you. The flag administration of your seaman's book may also publish a list of accepted providers.
- How long is ENGINE-UK-MCA-COC valid?
- 5 years from issue. Plan your revalidation course before the expiry date; lapsed certificates may require re-sitting the full course rather than a refresher, and operators may refuse to extend a contract while a critical certificate is expired.