Refereeing Courses Refereeing is a fun, exciting, non-contact way to be involved in Rugby League. You'll learn new skills, make new friends and keep fit and healthy. Referees are an essential part of Rugby League and its family. If your'e interested in becoming a referee click the button below the photo on the left and you'll be redirected to New Zealand Rugby League's 'Refereeing home page' where you can get in contact with your local referee appointee and start your refereeing journey.