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.It is important that you attempt to resolve your complaint with the company before filing with the Division of Consumer Protection (DCP). The New York City Consumer Protection Law forbids all deceptive or unconscionable trade practices in the sale, lease, rental, or loan. You can file a claim for a deceptive practice or act under section 349 of the New York General Business Law. Are you following up on a complaint? Levy Goldenberg LLP, represents consumers and corporate competitors who have been harmed due to a business' deceptive trade practices. GBL § 349 prohibits "deceptive acts or practices in the conduct of any business, trade or commerce or in the furnishing of any service. It must be completely and accurately filled out. Find the best consumer attorney serving Bronx.