File Your Complaint Online​​ For complaints about false, misleading, or deceptive business practices. The primary tool the Office of the Attorney General uses to protect Texas consumers is the Deceptive Trade Practices Act (DTPA).To contact the Texas Attorney General's Consumer Protection Hotline, please call (800) 621-0508 or file a complaint online. More about Consumer Protection. The DTPA prohibits certain acts or practices "in the conduct of any trade or commerce. " This is a very broad provision. Texas has enacted the Deceptive Trade Practices Consumer Protection Act ("DTPA") which outlaws certain practices that deceive customers. To register with Bexar County, verify your eligibility. This guide provides an overview of important Texas and federal laws designed to protect consumers from deceptive trade practices. Under Business Personal Property Forms, select Personal Property Rendition.