2020 - 2021 Meeting Schedule

If you want to referee during the 2020 - 2021 high school basketball season, you will want to attend our fall meetings. New referees are welcome to join us at the meetings.

Meeting Schedule

Keep checking back for the upcoming season meeting schedule


All meetings will be held at:

Meeting location to be announced
If you are a new official and have NEVER used the Arbiter, you must use a desktop computer. Tablets or mobile phones do not work for the initial registration.

To register, go to http://northerncalofficials.arbitersports.com/front/112800/Site and click on the REGISTRATION tab. This will begin the self guided registration process. If you have trouble with this process, please email MMSS Assignor Pat Kimes at "pkimesmmss@gmail.com" or text him at 209-568-7651. He will then contact you and help you through the process.

*If you have already registered for FOOTBALL this year, only complete steps 1-9 in the registration process and bring check for $50 to meeting. If you have not already registered for football this year, you must complete all 10 steps and pay online during the registration process.


The basketball season is just around the corner. We are very excited about our upcoming season.

The NCOA South has adopted a Non-discrimination and Equal Opportunity Policy. Click here to view.