Section 5(a) of the Federal Trade Commission Act. (FTC Act) (15 USC §45) prohibits "unfair or deceptive acts or practices in or affecting.Unfair and deceptive trade practices are essentially misleading or illegal acts that cause harm to consumers or competitors in the market. Unlawful acts or practices: exclusions. Prohibiting unfair methods of competition and unfair or deceptive acts or practices in the conduct of any trade or commerce. (a) No person shall engage in unfair methods of competition and unfair or deceptive acts or practices in the conduct of any trade or commerce. § 31-141 Deceptive trade practices prohibited. NCLC's treatise for over 40 years has been the definitive treatise on UDAP statutes for use in all 50 states. Mavrick Law Firm reviews the critical case documents in a timely manner. This subchapter may be cited as the Deceptive Trade Practices-Consumer Protection Act.