under its jurisdiction and it does not extradite him pursuant to article 8 to any of the States
mentioned in paragraph I of this article.
3. This Convention does not exclude any criminal jurisdiction exercised in accordance with
1. Upon being satisfied, after an examination of information available to it, that the
circumstances so warrant, any State Party in whose territory a person alleged to have committed
any offence referred to in article 4 is present shall take him into custody or take other legal
measures to ensure his presence. The custody and other legal measures shall be as provided in
the law of that State but may be continued only for such time as is necessary to enable any
criminal or extradition proceedings to be instituted.
2. Such State shall immediately make a preliminary inquiry into the facts.
3. Any person in custody pursuant to paragraph I of this article shall be assisted in
communicating immediately with the nearest appropriate representative of the State of which he
is a national, or, if he is a stateless person, with the representative of the State where he usually
4. When a State, pursuant to this article, has taken a person into custody, it shall immediately
notify the States referred to in article 5, paragraph 1, of the fact that such person is in custody
and of the circumstances which warrant his detention. The State which makes the preliminary
inquiry contemplated in paragraph 2 of this article shall promptly report its findings to the said
States and shall indicate whether it intends to exercise jurisdiction.
1. The State Party in the territory under whose jurisdiction a person alleged to have committed
any offence referred to in article 4 is found shall in the cases contemplated in article 5, if it does
not extradite him, submit the case to its competent authorities for the purpose of prosecution.
2. These authorities shall take their decision in the same manner as in the case of any ordinary
offence of a serious nature under the law of that State. In the cases referred to in article 5,
paragraph 2, the standards of evidence required for prosecution and conviction shall in no way be
less stringent than those which apply in the cases referred to in article 5, paragraph 1.
3. Any person regarding whom proceedings are brought in connection with any of the offences
referred to in article 4 shall be guaranteed fair treatment at all stages of the proceedings.