(1) Upon receipt of a true extract of a register under section 15, the appropriate authority may, if the appropriate authority has reason to do so, hold or cause an inquiry to be held into any purchase or purchases of ammunition by a holder to determine whether such purchase or purchases is or are reasonable or justifiable taking to account the reasons for the issuance of a licence and the category of licence issued to the holder.
(2) Where, following an inquiry under subsection (1), the appropriate authority has reason to believe that the ammunition was acquired for reasons outside the scope of this Act, the appropriate authority may—
(a) suspend the holder's licence and the provisions of section 8 shall apply with the necessary modification;
(b) revoke the holders licence and the provisions of section 9 shall apply with the necessary modifications.
(3) For purposes of an inquiry under this section, the appropriate authority may—
(a) summon a holder to appear before him or her by a date to be specified in the summons;
(b) require the holder to provide any information relevant to the inquiry.
(4) Any person who fails to comply with this section commits an offence and is liable on summary conviction to a fine not less than $5,000 or to imprisonment for not less than one year or to both.