Forging documents in Texas is a serious crime with severe penalties. Learn about Texas forgery laws, defenses, and possible penalties.A person who forges money, postal stamps, stocks or government documents may be convicted of a third degree felony. Texas forgery law makes it a crime to forge a writing with intent to defraud or harm another person. The account holder MUST provide an Affidavit of Forgery before any criminal charges can be filed! An affidavit must accompany each forged or counterfeited item. A person commits an offense if he forges a writing with intent to defraud or harm another. Forgery in Texas are acts that involve altering writings in money or recorded information. Gain more insights from LegalMatch's law library. This can include counterfeiting checks, altering medical records, forging signatures on legal documents, or creating fake identification cards.