Form

How to apply for a revalidation of a boatmasters' licence

MSF 4365: Use this form if you already have a boatmasters' licence and you would like to revalidate it.

• From: Maritime and Coastguard Agency
• Published: 17 April 2014
• Last updated: 12 June 2025 — See all updates

Documents

Application for the revalidation of a boatmasters' licence

Ref: MSF 4365

PDF, 332 KB, 11 pages

This file may not be suitable for users of assistive technology.

Request an accessible format.

If you use assistive technology (such as a screen reader) and need a version of this document in a more accessible format, please email infoline@mcga.gov.uk. Please tell us what format you need. It will help us if you say what assistive technology you use.

Details

This form contains 8 sections.

Please ensure that you:

• read the form carefully and complete all applicable sections
• complete the form in block letters and in black ink
• have read and understood MSN 1853 (M) Amendment 1: Boatmasters’ Qualifications, Crew and Hours of Work before completing the form

Failure to complete this form in full may mean we will have to return your application to you and will result in a delay to your application being processed.

Further guidance notes can be found from page 7 of MSF 4365.

Submit your application form

Return your completed application form by post to:

Maritime and Coastguard Agency
Registry of Shipping and Seamen
Anchor Court
Keen Road
Cardiff
CF24 5JW

We are unable to accept applications by fax or email.

You should allow at least 10 days for us to process your application, plus postage.

Further information

Please address any queries about your application to the Registry of Shipping and Seamen by post or the following contact details:

• Telephone: +44 (0) 2920 448844
• Fax: +44 (0) 2920 448820
• Email: seafarers_registry@mcga.gov.uk

Published 17 April 2014

Last updated 12 June 2025 + show all updates

1. 12 June 2025

   Updated form for the application for the revalidation of a boatmasters' licence (MSF 4390).

2. 5 November 2020

   Updated form (payment section)

3. 14 April 2020

   Payment corrected to £31

4. 23 May 2018

   Application form updated

5. 18 May 2018

   Application form updated

6. 19 January 2018

   Application, title and summary updated

7. 21 December 2017

   Application form updated

8. 30 November 2017

   Application form has been updated

9. 17 April 2014

   First published.