Overview of Texas Forgery Laws. Texas forgery law makes it a crime to forge a "writing" with intent to defraud or harm another person.What Are The Different Types of Forgery? What Types of Documents Are Commonly Forged? What are the most common types of forgery in Texas? The Texas law against forgery prohibits falsifying documents, money, licenses, checks, stamps, credit cards, and any other writing or commercial instrument Forging documents in Texas is a serious crime with severe penalties. Learn about Texas forgery laws, defenses, and possible penalties. In Texas, forgery covers various deceptive actions involving documents.