Arbiter Sports
10615 Thrift Road
Clinton, MD 20735
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Maryland Basketball Officials Association, Inc. (MBOA) is a non-profit organization founded in 1996 as a Federation Association.  We presently have over 200 dedicated, experienced and professional officials who officiate high schools and recreation leagues.

MBOA is certified by the MPSSAA & DCSAA to officiate high school games.  Some of our customers include the Southern Maryland Athletic Conference, Washington Catholic Athletic Conference girls, DCIAA Boys and Girls, and a number of independent and public high schools in Washington DC, Maryland and Virginia.

We also officiate the prestigious USJN girls National championships held each July in the DC area, the Title IX high school girl’s tournament and our officials receive assignments in the MPSSAA & DCSAA championships.


Our service areas include, but are not limited to the following areas:

  • Anne Arundel County
  • Calvert County
  • Charles County
  • District of Columbia
  • Montgomery County
  • Northern Virginia
  • Prince George's County
  • St. Mary's County
Waldorf Holiday Hoops Classic

For a schedule of games and teams please visit


Annually, since 2009, we have hosted a high school tournament during the Christmas Holiday period. Each year we have attracted some of the best Boys and Girls teams from the Washington, D.C. and Baltimore, Md. metropolitan areas. If you are interested in being invited to participate check our Tournament web site at and select "Contact Us".

The tournament is held at North Point and Westlake High Schools.

We have an outstanding and competitive field of both girls and boys teams competing every year.

    Join Our Team!
Are you interested in becoming a basketball official or joining our Association? MBOA has excellent training programs for all levels of officials.

No problem! We work with you through our training programs and camp to help you progress to the level you desire. We regularly provide feedback from experienced officials.
What's Happening?

Select Calendar to see a monthly schedule.

NFHS Test Period Begins
Thursday, November 09, 2017
Starts 00:01 AM On Line
First day for taking test
Test Period Ends 11/29/2017
Applicant's Rules Class
Tuesday, November 21, 2017
6:30 PM - 8:00 PM
North Point High School
Rules instruction class for applicants
Thanksgiving Day
Thursday, November 23, 2017

NFHS Test Period Ends
Wednesday, November 29, 2017
Ends 11:59 PM On Line
Last day for taking test
National Federation High Schools
Monday, December 25, 2017

Chris Sole Holiday Hoops Classic
Wednesday, December 28, 2016
Starts @ 1:00 PM
North Point/Westlake High Schools
Annual Holiday Hoops Tournament
Chris Sole Holiday Hoops Classic
Thursday, December 29, 2016
Starts @ 1:00 PM
North Point/Westlake High Schools
Annual Holiday Hoops Tournament
New Year
Monday, January 01, 2018

Mandatory Membership Meeting
Tuesday, April 17, 2018
7:00 PM
Clinton American Legion
End of Season
Friday, June 08, 2018
4:30 PM
U. S. Naval Academy
Camp Training
Saturday, June 09, 2018
8:00 AM
U. S. Naval Academy
Camp Training
Sunday, June 10, 2018
8:00 AM
U. S. Naval Academy
Camp Training