s 11 Immunities and privileges
11.—(1) A person who is in Singapore pursuant to a request made under section 9 must not —(a) be detained, prosecuted or punished in Singapore for any offence that is alleged to have been committed, or that was committed, before the person’s departure from the foreign country concerned pursuant to the request; (b) be subjected to any civil suit in respect of any act or omission that is alleged to have occurred, or that had occurred, before the person’s departure from the foreign country pursuant to the request, being a civil suit to which the person could not be subjected if that person were not in Singapore; or (c) be required to give evidence or assistance in relation to any criminal matter in Singapore other than the criminal matter to which the request relates. (2) Subsection (1) ceases to apply if —(a) the person has left Singapore; or (b) the person has had the opportunity of leaving Singapore and has remained in Singapore otherwise than for —(i) the purpose to which the request relates; or (ii) the purpose of giving evidence or assistance in a criminal matter in Singapore certified by the Attorney‑General, in writing, to be a criminal matter in which it is desirable that the person gives evidence or assistance. (3) A certificate given by the Attorney‑General under subsection (2)(b)(ii) has effect from the day specified in the certificate, which may be a day before the day on which the certificate is given.