Register a new business
If you engage in business in San Francisco, you must register, renew your registration annually, and show your Registration Certificate in your place of business.
File a Fictitious Business Name (FBN)
If the operating name of your business is different from the legal name of your business, you must file an FBN with the City.
Renew, change, or refile a Fictitious Business Name (FBN)
Tell the City if you want to change your registered trade name, address, or ownership information.