Welcome to the NCBOA!
The Northern California Basketball Officials Association (NCBOA) is the primary provider of officials in San Francisco and the North Peninsula,
serving 40 high schools and 40 middle schools.
The NCBOA also assigns officials to many of the adult and youth recreation leagues in the City.
The NCBOA is fully accredited by the California
Interscholastic Federation, and it consists of 125+ certified officials who referee more than 2,500 games a year! Click here for a list of schools we service.
To read more about the rich and unique history
of the NCBOA, click the below button.
NCBOA Members
Want to be a referee?
NCBOA Members Only!
Click on any of the below pictures to be directed to that particular page
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Current NCBOA members having difficulties signing-up, or logging-in, to the new NCBOA Members Page
should click this "HOW TO" link for specific step-by-step instructions.
2026-2027 NCBOA
Announcements:
NCBOA officials,
I hope your summer was well-rested and that you are prepared for the upcoming basketball season! Below are important announcements, many of which are mandatory for all officials.
1. The NCBOA Social, the season kick-off, will be on Monday, September 28th, 7-8:30pm, at the Gellert Park Clubhouse in Daly City. Dinner will be provided and rule books/mechanics books will be distributed. The Social is one of our four mandatory meetings.
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Also on September 28th at Gellert is the Applicant Orientation, which will be held at 5pm.
2. Please click the 2026-2027 Calendar to see all of the important dates. For easy access you can also click the title or calendar image in the middle column above.
3. Reminder: All NCBOA officials will need to take and pass the CIF Basketball Rules Exam by November 1st! Information about the test (deadline, rules clinic, rules clinic, consequences of failing, etc.) will be discussed at our September 28th Social/Meeting.
4. 2026-2027 NFHS Rule Changes: Click the underlined title to the left to direct you to the rules changes on the NFHS website. On that page scroll down for the following;
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2026-2027 Comments on the Rules
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2026-2027 Points of Emphasis
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2025-2026 Rules Interpretations
5. The NCBOA Board is once again providing an opportunity for officials who miss a mandatory meeting to have the fine removed with a certain "make-up" procedure. For more information, log on to the NCBOA Memers Only page.