Part 2
Domestic Jurisdiction in ICC Offences
Section 11.—
(1) It shall be an offence for a person to do intentionally any of the acts mentioned in paragraph 1 of Article 70 (offences against the administration of justice) in relation to proceedings—
(a) before the International Criminal Court, or
(b) before a court for an ICC offence,
and for the purposes of the proceedings mentioned in paragraph (b) references to the International Criminal Court in paragraph 1 and the first sentence of paragraph 2 of that Article shall be construed as references to a court.
(2) (a) A person convicted of an offence under subsection (1) (b) is liable—
(i) on summary conviction, to a fine not exceeding \3,000 or imprisonment for a term not exceeding 12 months or both, or
(ii) on conviction on indictment, to a fine or imprisonment for a term not exceeding 5 years or both.
(b) Subject to paragraph (a) (i), the amount of any fine to be imposed shall be determined having regard to the Rules of Procedure and Evidence.
(3) No further proceedings (other than a remand in custody or on bail) shall be taken in relation to a person charged with an offence under this section except by or with the consent of the Director of Public Prosecutions.
Offences against administration of justice
Giving false testimony
Presenting false or forged evidence
Corruptly influencing a witness, obstructing or interfering with the attendance or testimony of a witness, retaliating against a witness for giving testimony or destroying, tampering with or interfering with the collection of evidence
Impeding, intimidating or corruptly influencing an official of the Court
Retaliating against an official of the Court
Soliciting or accepting a bribe as an official of the Court
National prosecution for offences against the administration of justice
EDIT.