A business certificate must be filed for any person, partnership, or corporation conducting business in Cambridge under a name other than their own. The form must be signed before a Notary Public.
You can complete a business certificate application online here.
After you have completed the online application you have two options:
1. Print the complete form, have it signed before a Notary Public and returned by mail with a $50 check to:
City Clerk's Office
795 Massachusetts Avenue
Cambridge, MA 02139
2. Come the clerk’s office to have the application notarized and pay in the office. You will not need to print the form beforehand.
Business certificates are valid for four years and must be renewed at the City Clerk's Office.
For additional questions related to your Business Certificate, please visit cambridgema.gov/iwantto/applyforabusinesscertificate or contact the Clerk’s at 617-349-4260 or cityclerk@cambridgema.gov.
Additional Information
Business certificates are valid for four years and must be renewed at the City Clerk's Office. The cost to file is $50.