An owner of a registered ship may apply to the Registrar for the ship to change its port of choice to another such port.The application shall be made in a form approved by the Secretary of State and, subject to regulation 111 (Dispensing with production of certificate), be accompanied by its certificate of registry.

On receipt of such an application in respect of a fishing vessel the Registrar shall allocate to the vessel port letters and numbers for that port.

If it appears to the Registrar that the requirements of Schedule 1 (Approval of name) are complied with he will issue a marking note.