s 91 Territorial application
(1) This Part shall have effect in relation to— (a) United Kingdom ships, (b) foreign ships in United Kingdom waters, and (c) un-registered ships in United Kingdom waters. (2) Section 86 shall not extend to Scotland. (3) Subsection (2) does not affect any rule of law or enactment concerning the right of a constable in Scotland to board a ship or enter any place for any purpose.