(1) This regulation applies—
(a) in relation to a relevant application where the application or a supporting affidavit has been provided to a Public Interest Monitor by the relevant law enforcement agency; or
(b) in relation to regulation 12, 15 or 20, where a document has been provided in accordance with the applicable regulation.
(2) A Public Interest Monitor must—
(a) in the case of documents received in hard copy, return that hard copy as soon as practicable after the application has been determined; or
(b) in the case of documents delivered by secure attachment to an email or other secure electronic means—
(i) ensure that no copy of the document is retained; or
(ii) if it is not practicable to comply with subparagraph (i), destroy the document; or
(iii) if it is not practicable to comply with subparagraph (i) or (ii), ensure that the document is retained in a secure form.