Investigatory Powers Act 2016 (c. 25)
Part 6 — Bulk warrants
Chapter 1 — Bulk interception warrants
(b)
(c)
(d)
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the extent to which any of the material is disclosed or otherwise made
available;
the extent to which any of the material is copied;
the number of copies that are made.
(3)
For the purposes of subsection (2) something is necessary for the authorised
purposes if, and only if—
(a) it is, or is likely to become, necessary in the interests of national security
or on any other grounds falling within section 138(2),
(b) it is necessary for facilitating the carrying out of any functions under
this Act of the Secretary of State, the Scottish Ministers or the head of
the intelligence service to whom the warrant is or was addressed,
(c) it is necessary for facilitating the carrying out of any functions of the
Judicial Commissioners or the Investigatory Powers Tribunal under or
in relation to this Act,
(d) it is necessary to ensure that a person (“P”) who is conducting a
criminal prosecution has the information P needs to determine what is
required of P by P’s duty to secure the fairness of the prosecution, or
(e) it is necessary for the performance of any duty imposed on any person
by the Public Records Act 1958 or the Public Records Act (Northern
Ireland) 1923.
(4)
The arrangements for the time being in force under this section for securing
that the requirements of subsection (2) are met in relation to the material
obtained under the warrant must include arrangements for securing that every
copy made of any of that material is stored, for so long as it is retained, in a
secure manner.
(5)
The requirements of this subsection are met in relation to the material obtained
under a warrant if every copy made of any of that material (if not destroyed
earlier) is destroyed as soon as there are no longer any relevant grounds for
retaining it (see subsection (6)).
(6)
For the purposes of subsection (5), there are no longer any relevant grounds for
retaining a copy of any material if, and only if—
(a) its retention is not necessary, or not likely to become necessary, in the
interests of national security or on any other grounds falling within
section 138(2), and
(b) its retention is not necessary for any of the purposes mentioned in
paragraphs (b) to (e) of subsection (3) above.
(7)
Subsection (8) applies if—
(a) any material obtained under the warrant has been handed over to any
overseas authorities, or
(b) a copy of any such material has been given to any overseas authorities.
(8)
To the extent that the requirements of subsections (2) and (5) and section 152
relate to any of the material mentioned in subsection (7)(a), or to the copy
mentioned in subsection (7)(b), the arrangements made for the purposes of this
section are not required to secure that those requirements are met (see instead
section 151).
(9)
In this section—
“copy”, in relation to material obtained under a warrant, means any of the
following (whether or not in documentary form)—