Wu Mei Liang · Liang Wu Mei

San Francisco's Business and Tax Regulations Code generally requires that every person engaging in business within the City, regardless of whether the business or person is subject to taxation, must register within 15 days after commencing business within the City. The Business Registration Certificate must be conspicuously displayed at the place of business and renewed annually by May 31st.

A new business registration needs the following information: Business/Ownership Name, DBA Name, Business Start Date, Location Start Date, Mailing Address, Location Address, Business Account Number, Business Activity Code / NAICS code, License code, Third party tax collection, etc. The business actitivity professions include Arts, Entertainment and Recreation, Construction Contractor, Finance and Insurance, Food Establishments and Sales, Health Care and Social Assistance, Internet Service Providers, Web Search Portals and Data Processing Services, Manufacturing, Radio, Television, Cable, Multimedia, Motion Picture and Sound Recording, Real Estate & Rental & Leasing, Services, Telecommunications and Utilities, Transportation and Warehousing.

This dataset includes current and previously registered businesses and trades. The registered information for each business includes location account number, legal business name, doing business as (DBA) name, business address, mailing address, industry code, business start date and end date, etc.

The City of San Francisco has a dedicated site of Open Data Portal offering direct access to live and continuously updated data, driving innovation and improve the quality of City services. Open data publishing provides access to a governed, shared platform for the easy sharing of data. During the publishing process, departments gain access to a suite of services: data transformations, automation services, and handling of sensitive or protected data. The Open Data Portal is the City's repository for data, created to support the free flow of information and contribute to the democratic process through nonconventional forms of community engagement such as data-sharing.