Unenumerated constitutional right identified by the Irish Courts

Body: 

In the case of The People (DPP) v Quilligan (No 2) [1989] IR 46, Judge Hency of the Supreme Court stated: 'This rule (or principle), which is sometimes referred to as the rule against
double jeopardy, is but an aspect of the canon of fundamental fairness of legal procedures, inherent in our Constitution, which is expressed in the maxim nemo debet bis vexari pro eadem causa.'

Type of law: 
National constitutional law
Charter article: 
Country: 
Ireland