Look up DBA or dba in Wiktionary, the free dictionary. Apr 4, 2025 · A DBA is when a person or corporation decides to do business under a name different from its legal name. For example, if … Easy online tools to register and start a business in Maryland, register a trade name in Maryland and establish tax accounts in Maryland. Mar 30, 2026 · Learn what a DBA is, why businesses register one, and how a DBA can help you operate under a different business name. Find out who needs one, what the benefits are and how to file for a DBA for your ….