(1) Where more than one Commissioner stands appointed under section 15, the functions of the Commission, other than the functions specified in subsection (3), may be performed through or by a Commissioner where he or she is authorised in that behalf by the Commission.
(2) The functions of the Commission, other than the functions specified in subsection (3), may be performed through or by any member of staff of the Commission where he or she is authorised in that behalf by the Commission.
(3) The functions referred to in subsections (1) and (2) are the functions of the Commission under sections 12(8), 21, 28, 43, 84(9) and (10), 129, 134(1) and (4), 135(1), 149 (other than subsection (1)), paragraph 1 of Schedule 2 and its function, as supervisory authority, under Article 35(4) and (5) of the Data Protection Regulation.
(4) A Commissioner or member of staff of the Commission who performs any of the functions of the Commission is presumed in any proceedings to have been authorised to do
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