You can file a claim for a deceptive practice or act under section 349 of the New York General Business Law. The Office of the New York State Attorney General protects New Yorkers from fraudulent, misleading, deceptive, and illegal trade practices.The Department of State's Division of Consumer Protection provides resources for the business community to help them comply with the law. Ways to File a Consumer Complaint Online: Submit your complaint online. Note: You do NOT need to create an account to file a complaint with DCWP. 349 - Deceptive Acts and Practices Unlawful. 349-A - Observant Consumer Protection Law. The state Assembly has enacted several laws that protect consumers. GBL § 349 prohibits "deceptive acts or practices in the conduct of any business, trade or commerce or in the furnishing of any service. Fraudulent concealment is one type of fraud in New York.