ECHR Art 7: Principle of
Maximum Certainty Principle of
Non-Retroactivity Thin Ice
Principle
Common Law
Jones: common law power to create new offences abolished
Woolmington v DPP [1935] All ER 1 Lord Sankey LC:
'Throughout the web of the English criminal law one golden
thread is always to be seen, that it is the duty of the
prosecution to prove the prisoner's guilt'