Learn how to reduce your risk of becoming a victim of fraud and how to report stolen checks or credit cards. If your checks were used or forged without your authorization OR you were given a forged check as payment, you must: 1.What are the laws on forgery and counterfeit money in Bexar County? I sold a neclace in order to pay rent. Criminal District Attorney's Office. The San Antonio Police Department Forgery Unit is the follow-up unit for Identity Theft.