Part II— – Crimes
Division I – Offences against Public Order
Chapter XI— – Offences relating to the administration of Justice
117. Any person who -
(a) conspires with any other person to accuse any person falsely of any crime or to do anything to obstruct, prevent, pervert or defeat the course of justice; or
(b) in order to obstruct the due course of justice, dissuades, hinders or prevents any person lawfully bound to appear and give evidence as a witness from so appearing and giving evidence, or endeavours to do so; or
(c) obstructs or in any way interferes with or knowingly prevents the execution of any legal process, civil or criminal,
is guilty of an offence and is liable to imprisonment for five years
Offences against administration of justice
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
National penalties - offences against the administration of justice
National penalties - maximum penalty
EDIT.