Use of priming station and security of primed cartridges
17.—(1) A person shall not prime cartridges away from the place where they are to be used unless–
(a)he has been authorised in writing by the manager to do so; and
(b)he does so at a suitable priming station designated by the manager for the purpose.
(2) A person who primes cartridges at a priming station shall–
(a)carefully pack them into one or more containers; and
(b)(in the case of a shotfirer, subject to paragraph (2) of regulation 33 or, in the case of a trainee shotfirer, subject to paragraph (3) of regulation 33) keep any such container secure until all the primed cartridges are used.
(3) A person shall not–
(a)open a container of primed cartridges; or
(b)handle a primed cartridge,
unless he is a shotfirer or trainee shotfirer.