nulla poena sine lege
Alternative spelling of nulla pœna sine lege
It is recognised or codified in many national jurisdictions, as well as e.g. by the European Court of Justice as a "general principle of Union law ". citation ;Nulla poena sine lege stricta : There is to be no penalty without strict law. Source: Internet
;Nulla poena sine lege scripta : There is to be no penalty without written law. Source: Internet
However, it seems that universal jurisdiction is not to be expanded substantially to other crimes, so as to satisfy Nulla poena sine lege. Source: Internet
;Nulla poena sine lege certa : There is to be no penalty without definite law. Source: Internet