Part 2Lawful interception of communications
CHAPTER 1Interception and examination with a warrant
Further provision about warrants
I132Duration of warrants
1
A warrant under this Chapter ceases to have effect at the end of the relevant period (see subsection (2)), unless—
a
it is renewed before the end of that period (see section 33), or
b
it is cancelled or otherwise ceases to have effect before the end of that period (see sections 24 and 39).
2
In this section “the relevant period”—
a
b
in any other case, means the period of 6 months beginning with—
i
the day on which the warrant was issued, or
ii
in the case of a warrant that has been renewed, the day after the day at the end of which the warrant would have ceased to have effect if it had not been renewed.
3
For the purposes of subsection (2)(a) a warrant is an “urgent warrant” if—
a
the warrant was issued without the approval of a Judicial Commissioner, and
b
the person who decided to issue the warrant considered that there was an urgent need to issue it.