Counterfeiting - is a criminal offense when it involves an intent to defraud in passing off the counterfeit item. The law contains exemptions for collector's items and items that are so obviously dissimilar from the original that a reasonable person would not consider them real.
Source: http://legal-dictionary.thefreedictionary.com/counterfeiting
Source: http://legal-dictionary.thefreedictionary.com/counterfeiting
