Expunction is allowed in most states for arrests not resulting in a conviction as well as misdemeanor and felony convictions with some waiting period requirements that may need to be met prior to eligibility. Each state has its own set of rules though. Consequently, no universal protocol exists for the process of criminal records expungement. Many variations in process, definitions, dispositions, and thresholds exist from conservative to liberal for the erasure of criminal records in all but the most violent or excluded types of crimes related to homicides, serious or aggravated assaults, sex offenses, child abuse, and DWI or impaired. Other examples include states that vary in the number of arrests as well as convictions for crimes that can ...