Engaging in deceptive trade practice prima facie evidence of intent to injure competitor; other rights of action not limited. These laws prohibit everything from using a fake trademark to altering a used car's odometer.File an online Complaint. Like many states, Nevada enacted deceptive trade practices statutes to protect consumers. A person engages in a "deceptive trade practice" if, in the course of his or her business or occupation, he or she: 1. The official website of the Federal Trade Commission, protecting America's consumers for over 100 years. You can file a claim for a deceptive practice or act under section 349 of the New York General Business Law. NRS 598.0915 Deceptivetrade practice defined. A person engages in adeceptive trade practice if, in the course of his business or occupation, he: 1. Association of the Bar of the City of New York working with Congressman (now.