Both forgery and counterfeiting are crimes involving fraud. Forgery is the crime of creating a false written document or object with the intent to defraud.Forgery, or the common law crime of the falsification of a document, signature, or banknote, is covered under a number of statutes in Massachusetts law. Contact the accomplished attorneys at Marshall Criminal Defense at if you were arrested or charged with Forgery in New Jersey. In New Jersey (2C: 21-1) the crime of forgery occurs when someone intentionally defrauds another or knowingly facilitates such fraudulent activity.