s 12 Interpretation and territorial sea
(1) In this Chapter— “ authorised officer ” has the meaning given by section 10(5), “ premises ” includes a tent, and (if not a ship within the meaning of the Merchant Shipping Act 1995 (c. 21)) a moveable structure and an offshore installation (as defined in regulation 3 of the Offshore Installations and Pipeline Works (Management and Administration) Regulations 1995 ( S.I. 1995/738)), “ specified ”, in relation to regulations, means specified in the regulations, “ vehicle ” is to be construed in accordance with section 5(5). (2) The Secretary of State may by order provide for the definition of “premises” in subsection (1) to be read as if a reference to another enactment were substituted for the reference to regulation 3 of the Offshore Installations and Pipeline Works (Management and Administration) Regulations 1995. (3) This Chapter— (a) has effect in relation to the territorial sea adjacent to England as it has effect in relation to England, and (b) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (4) The following have effect for the purposes of subsection (3) if or in so far as expressed to apply for the general or residual purposes of the Act in question or for the purposes of this section— (a) an Order in Council under section 126(2) of the Scotland Act 1998 (c. 46), (b) an order or Order in Council under or by virtue of section 158(3) and (4) of the Government of Wales Act 2006 ).