1. A person who produces, or causes or permits another person to produce—
(a)chlorofluorocarbons,
(b)other fully halogenated chlorofluorocarbons,
(c)halons,
(d)carbon tetrachloride,
(e)1,1,1-trichloroethane, or
(f)hydrobromofluorocarbons,
otherwise than in accordance with an authorisation issued by the Secretary of State under Article 3(5) pursuant to a licence issued by the Commission under Article 3(4) for the purposes of the second sub-paragraph of paragraph (1) of Article 3 (essential uses), commits an offence.