(3)Where any assets or books of account or other documents, or computer system containing such information have been delivered to the requisitioning officer, the provisions of sections 247(4)(b), 247(7) to (11), 250 and 251 shall, so far as may be, apply as if such books of account or other documents, or computer system containing such information or assets had been seized under section 247 by the requisitioning officer from the custody of the person referred to in sub-section (1)(a) or (b) or (c), and as if for the words "the authorised officer", occurring in any of the sections 247(4)(b), 247(7) to (11), 250 and 251, the words "the requisitioning officer" were substituted.