Section 53 defines the article ("relevant article") for the purposes of the offence in section 52. Those articles are: a template to make 3D printed firearm components; an encapsulator; a tablet press; and a vehicle concealment.
	Subsection (2) sets out the definition of: a "3D printer firearm template" to be any document (any form of information) that may be used in conjunction with a 3D printer to produce any part of a firearm (as defined by section 57 of the Firearms Act 1968); an "encapsulator" to mean any device which may be used to produce capsules; a "tablet press" to include any device which may be used to produce tablets; "vehicle" (as defined in section 1(1) of the Customs and Excise Management Act 1979); and "vehicle concealment", meaning a compartment which forms or is intended to form part of (or be attached to) a vehicle and which conceals or facilitates the concealment of things or people or is intended to facilitate their concealment.
	Subsection (3) provides the Secretary of State the power to amend the list of articles by regulation subject to the affirmative procedure. Before exercising this power and making regulations under this section, the Secretary of State must consult Ministers in the Scottish Government and the Department of Justice in Northern Ireland (subsection (4)).
Part 3: Prevention of Serious Crime Offences relating to things for use in serious crime Section 53: Section 52: meaning of "relevant article"