Get season ready!

New and Returning officials must complete a series of steps each year to either earn or renew their official's certification. Once you've completed the necessary requirements, you'll be assigned games through ArbiterSports.

We want to make your experience as seamless as possible, if you have questions or concerns about the certification process or training requirements please reach out to us.

Follow the checklist below to ensure you are ready to hit the field this season!


1. US Lacrosse Membership

Ensure that your US Lacrosse membership is up-to-date for the upcoming season.

New officials will need to create an account and Returning officials will need to renew their membership. If you are currently a member of US Lacrosse and registered as a coach, player or parent category, you must update your membership category online within your account.  If you are a Junior Official, you must annually call the Membership Department at (410) 235-6882 Ext. 102 and ask them to register you as an official.

Contact US Lacrosse Membership Department at if you need assistance.

2. official's agreement form

All Officials must complete the WWLOA Official's Agreement form for the upcoming season. 

3. ncis background check

A Background Check is required if you are 18 or older when you submit your Official’s Agreement Form.

Complete a background check by following these steps.

  • Visit the
  • Click on “My Account” at the upper right corner of the page.
  • Sign in with your User Name and Password.
  • You'll find the link to the Background Check under the "Quick Links" menu on the right side of the page
  • Follow the instructions for completing a Background Check.

4. US lacrosse online rules & penalty course

Complete the US Lacrosse online Rules & Penalty Course.

This course is designed to walk officials through the rule book to introduce rules and penalties before a new official participates in a classroom clinic or field training. During Rule Change years, both new and returning officials must complete this online course. You must be registered as an official with US Lacrosse to have access to this course.

5. Attend a classroom clinic

All Officials must attend an in-person Classroom Clinic prior to the upcoming season. 

Classroom Clinics are typically held in January & February; they are  free for Returning officials and $25 for New officials. Use the link below to  view and register for an upcoming session.

If you have any questions about the Classroom Clinics, please reach out to

6. Pass the annual us lacrosse rules test

All Officials must take and pass the annual online Women's Lacrosse Rules Test.

Adult and Junior officials will take different tests:

  • Adult official are required to pass the “NFHS Girls Lacrosse Rules Test”.
  • Junior officials are required to pass the “US Lacrosse Girls Youth Rules Test”.

The US Lacrosse Rules tests will be available on the US Lacrosse website to all members of US Lacrosse. 

Details on accessing the Rules Tests will be posted when the online tests are available.

7. Attend an on-field training

All New Officials and most Returning Officials are required to participate in on-field training to earn a rating.

On-Field Training is typically held in March each year. Use the link below to  view and register for an upcoming training.

You can skip this step if you are a Returning official with a good standing and current multi-year rating. If you aren't sure what your rating is, please email

8. arbiter sports account

ArbiterSports is used to manage all aspects of game assignment and payment of Officials. 

If you are a New official, you must complete Steps 1-7 above before you receive an invitation to setup an ArbiterSports account. Returning officials should also complete Steps 1-7 and ensure that their contact information is up-to-date.

Once you have your account updated - it is vital that you set your calendar blocks and travel limits for the season. Use the guides below to walk through setting your blocks and travel limits. Your calendar blocks can be adjusted at anytime to match changes in your personal schedule.

Send an email to call (800) 311-4060 for assistance.

9. arbiter pay account

WWLOA uses ArbiterPay to pay officials. Your payments will be deposited directly into your ArbiterPay account.

You must have an ArbiterSports account established before you will receive access to ArbiterPay. 

Set up an ArbiterPay account by following these steps:

  • Sign into your ArbiterSports account
  • Click on “Payments” tab.
  • Click on “ArbiterPay” tab.
  • Click on “ArbiterPay” logo.
  • Click on “Sign Up Today”.
  • Follow ArbiterPay registration instructions.

Send an email to call (800) 311-4060 for assistance.

Completed all of the steps?

Use the guide below to understand the game assignment process!

Read Game Assignment Process 

Once you have your account updated - it is vital that you set your calendar blocks and travel limits for the season. Please ensure you have blocked your schedule on days you are not available to officiate. It's essential you monitor your schedule and email account on a daily basis so that you can respond to game assignments within 48 hours.

Have a great season!