A justice of the peace may issue a warrant under this section if satisfied on information on oath given by or on behalf of the Secretary of State, or by a person appointed or authorised to exercise powers under this Part, that there are reasonable grounds for believing that there are on any premises documents whose production has been required under this Part and which have not been produced in compliance with the requirement.
A justice of the peace may also issue a warrant under this section if satisfied on information on oath given by or on behalf of the Secretary of State, or by a person appointed or authorised to exercise powers under this Part—:
A warrant under this section shall authorise a constable, together with any other person named in it and any other constables—
If in the case of a warrant under subsection (2) the justice of the peace is satisfied on information on oath that there are reasonable grounds for believing that there are also on the premises other documents relevant to the investigation, the warrant shall also authorise the actions mentioned in subsection (3) to be taken in relation to such documents.
A warrant under this section shall continue in force until the end of the period of one month beginning with the day on which it is issued.
Any documents of which possession is taken under this section may be retained—
Any person who intentionally obstructs the exercise of any rights conferred by a warrant issued under this section or fails without reasonable excuse to comply with any requirement imposed in accordance with subsection (3)(d) is guilty of an offence . . .
A person guilty of an offence under this section is liable—
For the purposes of sections 449 and 451A (provision for security of information) documents obtained under this section shall be treated as if they had been obtained under the provision of this Part under which their production was or, as the case may be, could have been required.
In the application of this section to Scotland for the references to a justice of the peace substitute references to a justice of the peace or a sheriff, and for the references to information on oath substitute references to evidence on oath.
In this section "document" includes information recorded in any form.