# The Explosives Regulations 2014, Paragraph 4


Cartridges, which are empty but with a primer which—
(a) are assigned in accordance with the United Nations Recommendations the U.N. no 0055 or 0378;
(b) are intended for use in small arms; and
(c) would, if packaged for transport, be assigned in accordance with the United Nations Recommendations the U.N. no 0055 or 0378.

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Source: https://www.legislation.gov.uk/uksi/2014/1638/schedule/2/paragraph/4 (the official version)
Page: https://openlegislation.uk/explosives-regulations-2014/schedule-2/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.