Arrested for forgery? The Law Offices of Richard C. McConathy represent clients throughout Collin County including Plano, McKinney, Frisco, and Allen, TX.You will need to fill out an affidavit of forgery form if you are alleging that you did not write the check. Forgery Charges and Penalties in Texas. I sold my iPhone to a lady whom I had communicated online. Need a strong defense against federal fraud allegations? Contact our Collin County attorneys today for personalized legal counsel and protect your freedom. If you or a loved one has committed forgery in Texas, it's important to get informed about the penalties and to seek an attorney. What is the Punishment in Texas for Criminal Forgery?