Btw, just in case your boat has a chance to get by:
A boat does not need to comply with the RCD if it was/is:
built in the EEA prior to 16 June 1998; or
in use in the EEA prior to 16 June 1998; or*
only visiting the EEA for reasons of tourism or in transit (time scales are undefined); or
an*exemption listed below.
A craft is exempted from the RCD if is one of the following:
watercraft intended solely for
racing, including rowing
racing boats and
training rowing boats labelled as such by the manufacturer; or
canoe and
kayak, gondola or pedalo designed to be propelled solely by human
power; or
surfboards designed solely to be propelled by
wind and to be operated by a person or persons standing; or
surfboards; or
original, and individual replica of a historical craft designed before 1950, built predominantly with the original materials and labelled as such by the manufacturer; or
experimental watercraft, provided it is not subsequently placed on the Community market; or
watercraft built for own use, provided it is not subsequently placed on the Community market during a period of five years; or
watercraft specifically intended to be crewed and to carry passengers for
commercial purposes, regardless of the number of passengers; or
submersible; or
air cushion vehicle; or
hydrofoil; or
external combustion steam powered watercraft, fuelled by coal, coke,
wood,
oil or gas; or
amphibious vehicle, i.e. wheeled or track-laying
motor vehicle, which is able to operate both on
water and on solid land.