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.
Make-Up Quizzes:
NCBOA members:
If you missed a mandatory meeting you have two choices:
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Do nothing and have your fine automatically deducted from your future game earnings.
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Take the appropriate 20-question quiz and pass with a minimum of a 70% score (14+ correct).
To access the Make-Up quizzes follow these instructions:
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Login (or sign-up) to the NCBOA Member Page, which is located above in the small box labeled "NCBOA Members" in yellow and underneath that "Sign-Up OR Log-In" in white.
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If you are a NCBOA member, but are not yet able to access the "Members Only" you must first sign-up.
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After you sign-up it will take a couple days to get approval.
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If you have previously been given access click "Log In" right below the large "Sign Up"
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If you are still having trouble click the "HOW TO" link above the red arrow.
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After logging in go to the banner at the top of the page labeled "NEW STUFF."
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Click the blue link that is labeled "Mandatory Meeting Make-Up Procedure."
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Scroll through the document and click the appropriate link labeled in blue.
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If it is not in blue it is either closed or not yet open!
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2026-2027 NCBOA
Announcements:
Updates for the make-up quizzes if you miss one of the mandatory meetings:
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Welcome Meeting Social - The link is closed!
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If you took the make-up quiz for this the scores will be released on Oct. 13th.
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Rules Clinic - The link is open and will remain open until Oct. 26th
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The form to verify that you attended a reciprocal rules clinic is also open and will close on Oct. 26th.
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Rules Exam - The link will open on Nov. 8th.
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Mid-Season Meeting - The link will open on Jan. 4th
1. On October 12th the NCBOA held its annual Rules Clinic, conducted by clinician Mike Williams. Below is a link to the presentation. This link will also be available on the Rules Page on this website.
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. Once 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