(1) Where a person has been acquitted of an offence in a place outside the State, he or she shall not be proceeded against for a relevant offence consisting of the alleged act or acts constituting the first-mentioned offence.

(2) Where a person has been convicted of an offence in a place outside the State, he or she shall not be proceeded against for a relevant offence consisting of the act or acts constituting the first-mentioned offence.