Maine What is Not Evidence is a legal concept used to exclude certain types of evidence from being considered in a case. It is a rule of law that states that when evidence is collected, it must be relevant to the case and meet certain criteria. Maine What is Not Evidence consists of two types: Evidence that does not meet the criteria of relevance and evidence that has not been collected in accordance with the law. Examples of Maine What is Not Evidence include hearsay, opinion, or irrelevant documents. The purpose of Maine What is Not Evidence is to ensure that only relevant and reliable evidence is used in a court of law.