In Article 5 of the Convention, the following shall be added as paragraph 2 bis:

“2 bis

Each Contracting State shall likewise take such measures as may be necessary to establish its jurisdiction over the offences mentioned in Article 1, paragraph 1 bis, and in Article 1, paragraph 2, in so far as that paragraph relates to those offences, in the case where the alleged offender is present in its territory and it does not extradite him pursuant to Article 8 to the State mentioned in paragraph 1(a) of this article.”