In this Part—

• “fishing boat” means a fishing vessel as defined by section 313 of the Merchant Shipping Act 1995 M1;

• “owner” has the same meaning as in the Social Security (Mariners' Benefits) Regulations 1975 M2;

• “share fisherman” means any person who—

  1. a

     is ordinarily employed in the fishing industry otherwise than under a contract of service, as a master or member of the crew of any fishing boat manned by more than one person, and is remunerated in respect of that employment in whole or in part by a share of the profits or gross earnings of the fishing boat; or

  2. b

     has ordinarily been so employed, but who by reason of age or infirmity permanently ceases to be so employed and becomes ordinarily engaged in employment ashore in Great Britain, otherwise than under a contract of service, making or mending any gear relevant to a fishing boat or performing other services ancillary to or in connection with that boat and is remunerated in respect of that employment in whole or in part by a share of the profits or gross earnings of that boat and has not ceased to be ordinarily engaged in such employment.