Criminal Law Act 1977

9 Trespassing on premises of foreign missions, etc.

(1) Subject to subsection (3) below, a person who enters or is on any premises to which this section applies as a trespasser is guilty of an offence.

(2) This section applies to any premises which are or form part of—

(a) the premises of a diplomatic mission within the meaning of the definition in Article 1(i) of the Vienna Convention on Diplomatic Relations signed in 1961 as that Article has effect in the United Kingdom by virtue of section 2 of and Schedule 1 to the [1964 c. 81.] Diplomatic Privileges Act 1964 ;

(b) consular premises within the meaning of the definition in paragraph 1(j) of Article 1 of the Vienna Convention on Consular Relations signed in 1963 as that Article has effect in the United Kingdom by virtue of section 1 of and Schedule 1 to the [1968 c. 18.] Consular Relations Act 1968;

(c) any other premises in respect of which any organisation or body is entitled to inviolability by or under any enactment; and

(d) any premises which are the private residence of a diplomatic agent (within the meaning of Article 1(e) of the Convention mentioned in paragraph (a) above) or of any other person who is entitled to inviolability of residence by or under any enactment.

(3) In any proceedings for an offence under this section it shall be a defence for the accused to prove that he believed that the premises in question were not premises to which this section applies.

(4) In any proceedings for an offence under this section a certificate issued by or under the authority of the Secretary of State stating that any premises were or formed part of premises of any description mentioned in paragraphs (a) to (d) of subsection (2) above at the time of the alleged offence shall be conclusive evidence that the premises were or formed part of premises of that description at that time.

(5) A person guilty of an offence under this section shall be liable on summary conviction to imprisonment for a term not exceeding six months or to a fine not exceeding £1,000 or to both.

(6) Proceedings for an offence under this section shall not be instituted against any person except by or with the consent of the Attorney General.

(7) A constable in uniform may arrest without warrant anyone who is, or whom he, with reasonable cause, suspects to be, in the act of committing an offence under this section.