12. Power to require information.
From 25 May 2018, this Act ceased to apply to the processing of personal data (within the meaning of this Act) other than the processing of such data for the purposes of safeguarding the security of the State, the defence of the State or the international relations of the State, or the processing of such data under the Criminal Justice (Forensic Evidence and DNA Database System) Act 2014 or the Vehicle Registration Data (Automated Searching and Exchange) Act 2018 to the extent that this Act is applied in those Acts but is still applicable to complaints made under s. 10 and contraventions of this Act that occurred before 25 May 2018, see s. 8 of the Data Protection Act 2018 (No. 7).
(1) The Commissioner may, by notice in writing (referred to in this Act as an information notice) served on a person, require the person to furnish to him in writing within such time as may be specified in the notice such information in relation to matters specified in the notice as is necessary or expedient for the performance by the Commissioner of his functions.
(2) Subject to subsection (3) of this section -
(a) an information notice shall state that the person concerned may appeal to the Court under section 26 of this Act against the requirement specified in the notice within 21 days from the service of the notice on him, and