(1) In accordance with section 4—
(a) a person who is acting with the written consent of the holder of a firearm user licence in respect of a particular firearm specified in the firearm user licence may apply to the appropriate authority for a firearm user (employee) sub-licence which shall allow such person to keep, carry and use in connection with the business of the holder of the firearm user licence that particular firearm or ammunition; and
(b) the appropriate authority may grant the firearm user (employee) sub-licence subject to subsection (2).
(2) The appropriate authority may not issue a firearm (employee) sub-licence unless satisfied that the applicant has adequate proficiency in the use and management of the firearm or ammunition to which the application relates.
(3) A firearm user (employee) sub-licence shall be in the form prescribed.