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.⏎
Quod est necessarium est licitum - What is necessary is lawful.⏎
Prout patet per recordum - "As appears in the record." Used to cite something that has already been admitted into the record. It was frequently used in pleadings, generally abbreviated "prout &c.", to indicate that a fact was supported by documentary evidence. Failure to use this phrase correctly could be a fatal defect and so cause a case to fail.[7]⏎
Pacta sunt servanda - Agreements must be kept. Contracts are the law or contracts establish obligations (between those who sign them).⏎
Par in parem non habet imperium - Equals have no sovereignty over each other.⏎