• Open http://my.horizonwebref.com in a web browser (Mozilla Firefox or Google Chrome recommended) 
• Click the Sign Up link at the bottom of the page 
• Complete the form and select the appropriate user type. 
• Ask your officiating administrator and/or officiating scheduler if you are unclear of which selections to make 
• Use the association # provided to you by your local officiating organization's scheduler. 
  
• Alternatively, you can also click the search option  to try to locate your association # on your own.
  
• Wait for approval. Your local organization must approve your account. 
• Once approved, you will receive an email with your new username and password. 
• You may now login with your username and password provided.

If you already have an active HorizonWebRef.com user account follow these instructions:

• Login to your existing HorizonWebRef.com account at http://my.horizonwebref.com 
• If you are prompted to choose which Association to login to, you must pick one of your current associations and sign in to that. 
• Once FULLY logged in, click Administrative Forms 
• On the Administrative Forms page, click Join Another Association 
• Complete the form and select the appropriate user type & user positions. 
• Ask your officiating administrator and/or officiating scheduler if you are unclear of which selections to make 
• Use the association # provided to you by your local organization's scheduler. 
• Alternatively, you can also click the search option  to try to locate your association # on your own.
• Submit the form. 
• Wait for approval. Your local organization must approve your account. 
• Once approved, you will receive an email notification with login instructions. 
• You may now login. You will have a new association to choose from when you login to your account.