(1) This section applies where a person grants or cancels an authorisation under section 29B.
(2) The person must give notice that the person has granted or cancelled the authorisation to a Judicial Commissioner.
(3) A notice given for the purposes of subsection (2) must be given—
(a) in writing as soon as reasonably practicable and, in any event, before the end of the period of 7 days beginning with the day after that on which the authorisation to which it relates is granted or, as the case may be, cancelled; and
(b) in accordance with such arrangements made for the purposes of this paragraph by the Investigatory Powers Commissioner as are for the time being in force.
(4) A notice under this section relating to the grant of an authorisation under section 29B must—
(a) set out the grounds on which the person giving the notice believes that the requirements of section 29B(4) are satisfied in relation to the authorisation; and
(b) specify the conduct that is authorised under section 29B by the authorisation.
(5) Any notice that is required by this section to be given in writing may be given, instead, by being transmitted by electronic means.