English: rules of evidence
Welsh: y rheolau tystiolaeth
Subject: Cyfraith
Welsh definition: The law of evidence, also known as the rules of evidence, encompasses the rules and legal principles that govern the proof of facts in a legal proceeding.
Welsh context: Yn Atodlen 5 ceir darpariaeth bellach ynghylch y rheolau tystiolaeth sydd i fod yn gymwys i offerynnau'r UE.