BOOK I-GENERAL PART
TITLE I-THE CRIMINAL LAW
SINGLE CHAPTER-GENERAL PRINCIPLES
Article 6
Restrictions on application of Portuguese law
1-The application of Portuguese law to acts perpetrated abroad only occurs when the agent has not been tried in the country where the act has been committed, or when he has evaded the fulfilment of the sentence, totally or partially.
Ne bis in idem
Ne bis in idem - foreign court
EDIT.