Referee Requirements for Meets:
USA Powerlifting requires that all officials be rated referees.  For American Record purposes, there must be three National and/or International level referees on the platform. (All Referees Must be Current USAPL Members). http://usapowerlifting.com/forms/membership.shtml

Lifters:
While you can purchase your USAPL Membership at each competition, it will be much easier to purchase it online and receive your card via email ahead of time, while saving $5 in the process: http://usapowerlifting.com/forms/membership.shtml