Officials Judges

Are you interested in becoming an official at the US Open ISKA World Martial Arts Championships?

Apply now and be part of the Officials Program. Officials must be pre-qualified, trained and selected for the this year’s US Open. Fill out and submit your application today to be part of the Premiere Event for Sport Karate.


  • NOTE: In order to process your Team Discount application you need a MAT Action account, if you don't have one please follow the next steps before applying for a discount: 

    1. Go to https://www.mataction.com/us-open
    2. Click "Create Account" on the top right.   Make sure you use the email you'll be using as a team leader.
    3. You will need to verify your email in order to activate your account, click the "Verify email address" buton on the email you will get from MAT Action.  
    4.  You'll be forwarded to MAT Action, just close the window and come back to this page and fill out the application.
  • Please input in the fields below the mailing address information for the team leader.
  • Do you have a Team Administrator (someone other than the Team Leader that will be handling your team’s registration or who assists with coordination of your team’s participation)?

    Note that the Team Leader’s name will appear on the Team Leader Credential unless specified otherwise.
  • I acknowledge that failure to meet the minimum number of competitors may lead to having each registered competitor upcharged and subject to a service fee.