4(1)Section 12 (evidence) shall be amended as follows.U.K.
(2)In subsection (1) after the word “investigation” (where it first appears) there shall be inserted “ pursuant to a complaint under section 3(1) ”.
(3)After subsection (1) there shall be inserted—
“(1A)For the purposes of an investigation pursuant to a complaint under section 3(1A) or (1C) a Commissioner may require any person who in his opinion is able to supply information or produce documents relevant to the investigation to supply any such information or produce any such document.”