s 226F Requirement for authorisation by warrant
(1) An intelligence service may not exercise a power to examine a third party bulk personal dataset unless the examination of the dataset is authorised by a third party BPD warrant. (2) A “third party BPD warrant” is a warrant issued under this Part authorising an intelligence service to examine any third party bulk personal dataset described in the warrant. (3) A third party BPD warrant may authorise the examination of a bulk personal dataset— (a) the content of which may vary from time to time, or (b) that does not exist at the time of the issue of the warrant.