Part II
Extradition
CHAPTER I
Extradition from Portugal
Section I
Requirements
Article 37
Conflicting requests
1. Where there are two or more requests for the extradition of the same person, decisions on which should have preference shall submit to criteria as follows:
where the requests concern the same facts, the place where the offence was committed or the place where the main fact was carried out;
where the requests concern different facts, the seriousness of the offence according to Portuguese law, the date of the request, the nationality or the place of residence of the person sought, as well as any other concrete circumstances such as the existence of a treaty or the possibilities of re-extradition between the different requesting States.
2. In the cases mentioned in paragraph 2 of Article 1, the provisions of the preceding paragraph shall cede against the rule according to which international jurisdiction shall have primacy over national jurisdiction.
3. The provisions of the preceding paragraphs shall apply, as appropriate, for purposes of maintaining anticipated arrest.
EDIT.