Business Registration and Tax Questions

The Office of the Treasurer & Tax Collector (TTX) has partnered with 311 to provide customer service to all San Francisco residents, businesses, and visitors. 311 is now the first point of contact for all inquiries to the Office of the Treasurer and Tax Collector. Please call (415) 701-2311. You can also submit your question by clicking on the link below. A representative will contact you on the SAME DAY of the request, if submitted prior to 7pm. Requests received after 7pm will receive a response by the next business day.

• Business Tax and Registration (Copy of Business registration, Registration Renewal, Gross Receipts/Payroll Tax, Payments, Notice of Delinquency, or Collection Notice)
• Regulatory License: Health, Fire, Police, Entertainment (Permit/License Status, Delinquent Accounts, Payments, or Registration)
• Unsecured Personal Property Tax: Primarily Business Personal Property (Office Equipment, Owned or Leased) or 
• General Inquiries

Speak with a Business Counselor

The Office of Small Business (OSB) and its Small Business Assistance Center (SBAC) function as the City’s central point of information and referral for entrepreneurs and small businesses in San Francisco, supporting an environment where small businesses can succeed and flourish.

To regularly receive updates on news, legislation, and events related to small business in San Francisco, sign up for the OSB newsletter.

Office of Small Business

• City Hall, Room 140
  1 Dr. Carlton B. Goodlett Place
  San Francisco, CA 94102
• (415) 554-6134
• sf.gov/osb
• Office Hours: Monday-Friday 9 AM - 12 PM; 1 PM - 5 PM
• Questions related to issuing and renewing business registration, obtain copies of your business or license certificate, tax payments, or edits to your business account, please contact the Office of the Treasurer and Tax Collector at 415-701-2311.

General Questions or After Hours

The San Francisco 311 Customer Service Center is the primary point of contact for City and County of San Francisco government general services. sf311.org is the official site for obtaining information, reporting problems or submitting service requests to the City and County of San Francisco.

311

• From San Francisco: 3-1-1
• From outside San Francisco: (415) 701-2311
• For speech-impaired citizens, the TTY direct line is (415) 701-2323
• sf311.org
• 24 hours a day, 365 days a year