# Directive 2014/28/EU of the European Parliament and of the Council of 26 February 2014 on the harmonisation of the laws of the Member States relating to the making available on the market and supervision of explosives for civil uses (recast) (Text with EEA relevance), Division 3.4: Propellants and rocket propellants shall also comply with the following requirements:

Extent: E+W+S+N.I.

(a) these materials must not detonate when used for their intended purpose;
(b) propellants where necessary (e.g. those based on nitrocellulose) must be stabilised against decomposition;
(c) solid rocket propellants, when in compressed or cast form, must not contain any unintentional fissures or gas bubbles which dangerously affect their functioning.

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Source: https://www.legislation.gov.uk/eudr/2014/28/annex/II/division/II/division/3/division/3.4 (the official version)
Page: https://openlegislation.uk/eu-directive-2014-28/annex-II/division-II/division-3/division-3.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.