Whoever, with intent to injure or defraud, does any of the following is guilty of forgery and may be sentenced to imprisonment for not more than three years. Forgery is a felony in Minnesota, regardless of the amount in controversy.Aggravated forgery may carry 10 years in prison plus fines. Facing a forgery charge in Minnesota? Call (763) 323-6555 for a free consultation with our Minneapolis MN defense attorneys. Means for false reproduction. Falsifying other types of documents or goods in the state is considered forgery. Summary of Minnesota Forgery and Counterfeiting Laws. The law defines forgery as the making of a fake document, the modification of an existing document, or the unauthorized signing of a signature. Depending on your concern, you should send us either the Consumer Assistance Request Form or the Fraud Report Form (see form descriptions below).