Cape Verde Legislative Decree 4/2003 of 18 November 2003 - PENAL CODE
VOLUME I - GENERAL PROVISIONS
TITLE I - GUARANTEES AND APPLICATION OF PENAL LAW
Article 4
(Deeds committed outside Cape Verdean territory)
2. The provisions of the preceding paragraph shall apply only if the perpetrator has not been tried in the country in which the deed was committed or, if convicted in that country, has avoided fulfilling any penalty imposed.
Ne bis in idem
Ne bis in idem - State's own court
EDIT.