Article 12 Boarding of vessels
A duly authorised officer of the Board may, on producing written authority signed by the harbour master, enter and inspect a vessel in the harbour—
(a)
for the purpose (including its enforcement) of—
(i)
an enactment relating to the Board;
(ii)
a byelaw of the Board;
(iii)
a general direction; or
(iv)
a special direction; or
(b)
to prevent or extinguish fire,
but, except in an emergency, no entry of a vessel may take place without prior notice having been given to the owner or the person appearing to have charge of the vessel at least 48 hours before entry; and the notice must include a copy of this article.