(1) Regulations may make provision conferring on prescribed persons powers exercisable -

(a) in relation to -

(i) British ships in foreign waters or international waters,

(ii) ships without nationality in international waters, and

(iii) foreign ships in international waters,

(b) for the purpose of -

(i) investigating the suspected carriage of relevant goods on such ships, or

(ii) preventing the continued carriage on such ships of goods suspected to be relevant goods.

(2) The powers that may be conferred by virtue of this section include powers to -

(a) stop a ship;

(b) board a ship;

(c) require any person found on a ship boarded by virtue of this section to provide information or produce documents;

(d) inspect and copy such documents or information;