Nullum crimen, nulla poena sine praevia lege poenali - There can be neither crime nor punishment unless there is a penal law first.⏎
Quod est necessarium est licitum - What is necessary is lawful.⏎
Probatio vincit praesumptionem - Proof overcomes presumption.⏎
Prior tempore potior iure - "Earlier in time, stronger in law". A legal principle that older laws take precedence over newer ones. Another name for this principle is lex posterior.⏎