(1) A person (the
assistant ), including an interpreter, may accompany the inspector entering a
workplace under section 163 to assist the inspector if the inspector considers
the assistance is necessary.
(2) The assistant
—
(a) may
do the things at the place and in the manner that the inspector reasonably
requires to assist the inspector to exercise compliance powers; but
(b) must
not do anything that the inspector does not have power to do.
(3) Anything done
lawfully by the assistant is taken to have been done by the inspector.