Business Trade Name

A trade or fictitious name is any name used in business that does not include  the full legal name of all the owners of the business. Your trade name is  different from your corporate name; your business may have only one corporate  name but as many trade names as you desire.


Complete form TN-1 Trade Name Registration Form.

It is up to individual customer or organization to determine as to whether trade name use will be beneficial to business operation.

If trade name is being used, then registration is required.

Complete form TN-1 Trade Name Registration Form.

Certificate of Trade Name Registraiton will be issued upon successful approval of trade name application.

Trade Name application can be filed online via corponline site ( or by completing paper form TN-1.

Department of Consumer and Regulatory Affairs

1100 4th Street, SW, Washington, DC, 20024

Office Hours: Monday,Tuesday,Wednesday,Friday 8:30am to 4:30pm and Thursday 9:30am - 4:30pm

Phone: (202) 442-4400

This is map view of the location