Overview
This form is no longer in use
To notify us of an engine change, use the correct application form for your vessel:
- Certificate of survey (form 521)
 - Class C restricted operations (form 523)
 - Non-survey vessel (form 579)
 
In the form, select ‘Make a change’ and choose ‘Update engine details’ from the menu.
If you're unsure which form to use, contact AMSA Connect.
Last updated:
				30 October 2025