Part II
Extradition
CHAPTER I
Extradition from Portugal
Section II
Extradition procedure
Article 45
Supplementary information
1. If the request for extradition is either not complete, or not accompanied by all the information that is necessary in order to take a decision, the provisions of paragraph 3 of Article 23 shall apply; a deadline for the reception of the missing elements shall be fixed, but may be prolonged if the requesting State gives good reasons.
Contents of request - national law requirements - consultations with the Court
EDIT.