View a state-by-state chart with an overview of voluntary assumed name (DBA) filings for each state and the District of Colombia.

When doing business using a name other than your legal name, your state might require a voluntary assumed name filing, or DBA (doing business as) filing. Learn more.

View state naming requirements for LLCs and corporations, including name reservations, name transferability options, and required and prohibited words in company name.

Get a chart on 10 key differences (other than tax) between corporations and LLCs.