section 170(2)(b), (3) and (4A)(a), Customs and Excise Management Act

Knowingly concerned in fraudulent evasion of prohibition / restriction on prohibited weapon / ammunition

The statutory wording, points to prove, defences and penalty — verified against legislation.gov.uk (current revised versions, July 2026).

What the law says

Knowingly concerned in fraudulent evasion of prohibition / restriction on prohibited weapon / ammunition — topic/offence reference under Contrary to section 170(2)(b), (3) and (4A)(a) of the Customs and Excise Management Act 1979..

CJS codes
Official CJS offence index (March 2026)
Charged under the specific underlying offence code.

Points to prove

  • 1. A prohibition or restriction on the importation or exportation of the goods was for the time being in force under or by virtue of an enactment
  • 2. The goods were a weapon or ammunition of a kind mentioned in s 5(1)(a), (ab), (aba), (ac), (ad), (ae), (af), (ag), (ba) or (c), or s 5(1A)(a), of the Firearms Act 1968 (engaging the life maximum under s 170(4A)(a))
  • 3. There was a fraudulent evasion, or attempt at evasion, of that prohibition or restriction
  • 4. The defendant was, in relation to those goods, in any way knowingly concerned in the fraudulent evasion or attempt — he knew the goods were goods subject to a prohibition or restriction and participated in the venture

Defences

  • Statutory bar — s 170(5) CEMA 1979: a person is not guilty of the s 170 offence where the enactment or instrument imposing the prohibition or restriction itself provides a corresponding offence with an express fine or penalty
  • Lack of knowledge (negates 'knowingly concerned'): the defendant did not know the goods were goods subject to a prohibition or restriction

Mode of trial & maximum penalty

Either way — Summary: 6 months' imprisonment and/or a fine; Indictment: life imprisonment

Reference only — verify against current legislation and force policy before charge. Spotted an error? Tell us.

Sources

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