authorised measurermeans a measurer appointed by an organisation authorised for the purposes of this Part of these Regulations by the Secretary of State. 12B A fishing vessel shall be measured by an authorised measurer. 12C Regulation 4(2), (3) and (4) and regulations 5 and 6 shall apply for the measurement of tonnage of vessels to which this Part applies as they apply for the purposes of Part II. 12D The authorised measurer shall, if it is in order to do so, issue a certificate in an approved form. 12E Where alterations are made in the arrangement, construction, capacity, use of spaces, or permitted draught of the vessel such as would cause an increase in the tonnage, the existing measur
fixed permanent structureincludes any portion of the hull which is capable of being detached, but which must be fixed in place during the normal operation of the vessel.
length overallmeans the distance between the foreside of the foremost fixed permanent structure and the afterside of the aftermost fixed permanent structure;