A Checklist of the steps for a corporation, limited liability company (LLC), or limited partnership (LP) to do business under an assumed name (also known as a doing-business-as, DBA, or fictitious name) in New York. This Checklist discusses the necessary steps to file the required certificate with the Division of Corporations, State Records, and Uniform Commercial Code (DOC) within the New York State Department of State (DOS) to use, change, or discontinue the use of an assumed name and the consequences for failing to register an assumed name.