Offences against the Administration of Justice
Article 16
Obstructing Justice
(2) Without restricting the generality of subsection (1), every person is deemed wilfully to attempt to obstruct, pervert or defeat the course of justice who in an existing or proposed proceeding of the International Criminal Court
(a) dissuades or attempts to dissuade a person by threats, bribes or other corrupt means from giving evidence; or
Offences against Administration of Justice
Article 17
Obstructing Officials
Every person who resists or wilfully obstructs an official of the International Criminal Court in the execution of their duty or any person lawfully acting in aid of such an official
(a) is guilty of an indictable offence and liable to imprisonment for a term of not more than two years; or
(b) is guilty of an offence punishable on summary conviction.
Criminal Code of Canada
Part IV- OFFENCES AGAINST THE ADMINISTRATION OF LAW AND JUSTICE
MISLEADING JUSTICE
139. (1) Every one who wilfully attempts in any manner to obstruct, pervert or defeat the course of justice in a judicial proceeding,
(a) by indemnifying or agreeing to indemnify a surety, in any way and either in whole or in part, or
(b) where he is a surety, by accepting or agreeing to accept a fee or any form of indemnity whether in whole or in part from or in respect of a person who is released or is to be released from custody,
is guilty of an indictable offence and is liable to imprisonment for a term not exceeding two years, or
an offence punishable on summary conviction.
2) Every one who wilfully attempts in any manner other than a manner described in subsection (1) to obstruct, pervert or defeat the course of justice is guilty of an indictable offence and liable to imprisonment for a term not exceeding ten years.
(3) Without restricting the generality of subsection (2), every one shall be deemed wilfully to attempt to obstruct, pervert or defeat the course of justice who in a judicial proceeding, existing or proposed,
dissuades or attempts to dissuade a person by threats, bribes or other corrupt means from giving evidence;
influences or attempts to influence by threats, bribes or other corrupt means a person in his conduct as a juror; or
accepts or obtains, agrees to accept or attempts to obtain a bribe or other corrupt consideration to abstain from giving evidence, or to do or to refrain from doing anything as a juror.
1. The Court shall have jurisdiction over the following offences against its administration of justice when committed intentionally:
(c) 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;