Official recovery information for Sonoma County fires:  SonomaCountyRecovers.org »

4. Local Licensing Requirements

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City Business Licensing Requirements

The County of Sonoma does not require a business license or tax certificate for businesses operating in the unincorporated areas of the county. However, each City in which a business will generate revenue requires a license and/or a business tax certificate. During this application process, entrepreneurs should inquire about any further required licenses, permits or endorsements

Contacts for each of the nine incorporated cities are below:

Sonoma County Fictitious Name Statement

If your new venture will conduct business under a name that does not contain the surname of any and all owners, or is a corporation that will do business under a different name than is registered with the State, you will need to file a Fictitious Business Name Statement with the County of Sonoma Clerk-Recorder-Assessor’s Office. This application must be filed within 40 days of business start date.

The Clerk’s Office can be reached at:

Sonoma County Clerks' Office

585 Fiscal Drive, Room 103
Santa Rosa, CA 95403
(707) 565-3800
www.sonoma-county.org/clerk

Contact Information

Economic Development Board
Business Hours
Monday – Friday
8:00 AM – 5:00 PM
Contact us by Phone
Address
141 Stony Circle, Suite 110
Santa Rosa, CA 95401
 

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