Procedures for Referees, Assistants and Fourth Officials
The USSF
publication Procedures for Referees, Assistants and Fourth Officials
describes the mechanics (process, positioning, signalling and communication
between the members of the referee team) which are the preferred practice for
referees in AYSO.
An online
copy of the Procedures can be found on the USSF Referee web site as
a downloadable .pdf file.. A hardcopy of this publication can be obtained at
many local AYSO Referee Clinics..