A certificate signed by the Commissioner or an approved person certifying any one or more of the following matters:is admissible in any proceedings for an offence under this Act and is evidence of those matters.(a) that a specified person was or was not, on a specified day or during a specified period, the holder of a licence, permit or minor's permit;(b) that a licence, permit or minor's permit was or was not, on a specified day or during a specified period, subject to specified conditions;(c) that a licence or permit was or was not, on a specified day or during a specified period, a licence relating to a specified category for a specified purpose;(d) that a specified person was or was not, on a specified day or during a specified period, subject to a firearms prohibition order;(e) that a specified firearm was registered or unregistered on a specified day or during a specified period;(f) that a specified person was a registrant on a specified day or during a specified period;(g) that a specified address was, on a specified day, the last address known to the Commissioner of a specified person;(h) that a shooting gallery, rifle club, pistol shooting club or range was or was not, on a specified day or during a specified period, approved;(ha) that a specified firearm was a specified category of firearm, whether registered or not, on a specified day or during a specified period;(i) that an approval for a shooting gallery, rifle club, pistol shooting club or range was, or was not, on a specified day or during a specified period, subject to specified conditions