The law states misdemeanors get sealed three years after sentencing or release and felonies after eight years. IN GENERAL: Criminal Procedure Law § 30.30, also known as "statutory speedy trial," requires the prosecution to establish its readiness for trial on an.If you complete a deferred disposition apparently no conviction will show on your record, just what you were charged with. New York has no laws to erase or "expunge" criminal records. New York uses a process called sealing for some cases. You can get this application from your local court. You must complete a separate request for each conviction that you wish to seal. If you have been convicted in a New York state court, it may be possible for you to challenge and overturn your conviction. What is an Order of Nondisclosure? Automatic Nondisclosure: This method applies to first-time misdemeanors occurring after Sept.