No one shall be held guilty of any criminal offense on account of any act or omission which did not constitute a criminal offense, under national or international law at the time when it was committed.
A ku na munhu la nga voniwaka nandzu lowu lavaka nxupulo hi ku languta migingiriko yin'wana na yin'wana kumbe ku tluletiwa ko karhi loku nga humelerisiki nandzu lowu lavaka nxupulo ehansi ka nawu wa tiko kumbe wa misava, hi nkarhi lowu wu endliweke hawona.