33(1)As from the appointed day, references to the Postmaster General in subsections (1) and (2) of section 2 of the [1930 c. 24 (N.I.).] Motor Vehicles and Road Traffic Act (Northern Ireland) 1930 (conveyance of mails by public service vehicles) shall be construed as referring to the authority.
(2)As from the appointed day, references to an officer of the Post Office in the said subsection (1) shall be construed as referring to a person engaged in the business of the authority.