In any proceedings under this Act, a statement in writing purporting to be signed by the Chief Commissioner or Victoria Police employee in the administration of this Act to the effect that—
(a) a specified person was or was not the holder of a licence or permit under this Act; or
(b) a licence or permit under this Act is subject to the conditions specified in the certificate; or
(c) a premises is the premises specified in the licence; or
(d) the information specified in the certificate is recorded on the Register; or
(e) the firearm specified in the certificate is or is not registered; or
(f) a firearm is of a particular type or category—
is evidence, and in the absence of evidence to the contrary, is proof of the facts stated in it.