An event sanctioned by USMS, Inc., through one of its Local Masters Swimming Committees (LMSC), must meet all of the following criteria:
1. Conduct of the event must be in strict compliance with applicable swimming rules and administrative regulations of USMS, Inc. A current USMS rule book must be available at the event.
2. All competitors must hold current USMS registrations and must be 18 years of age or over. This is necessary for the safety and enjoyment of the swimmers, for liability insurance coverage to be in force and for official consideration of performances.
3. The referee shall be certified as a stroke and turn judge, starter or referee by USA Swimming, YMCA or any other USMS-approved certifying body. See article 103 of the USMS rule book for certification requirements.
4. Each LMSC is required to have a Sanctions Chair responsible for all phases of the process, including early scheduling to avoid conflicts and follow-up with the Top Ten Recorder to ensure meet results are submitted in a timely manner.
5. If this event is a competition, results and required facility certifications must be submitted in proper format within 14 days of the event to the LMSC Top Ten recorder and sanctions chair (article 103.5 of the USMS rule book).