Referees
Become a Referee
Grassroots Referee
Grassroots Referee – (FORMERLY GRADES 9, 8, AND 7) A referee’s journey begins at the Grassroots level. U.S. Soccer Grassroots Referees are qualified to officiate competitive, small-sided or recreational youth matches and amateur adult matches.
The U.S. Soccer Grassroots License has both an online and in-person component. Grassroots Referees will register for courses and be certified through State Referee Committees.
Regional Referee
(FORMERLY GRADES 6 AND 5) U.S. Soccer Regional Referees are qualified to officiate competitive state competitions, regional events and professional leagues including NPSL and USL League Two.Regional Referees will register for courses and be certified through State Referee Committees.
NATIONAL REFEREE AND NATIONAL ASSISTANT REFEREE
(FORMERLY GRADES 4 AND 3) U.S. Soccer National Referees and Assistant Referees are qualified to officiate national and professional matches in any league except MLS. This includes the USL Championship and NWSL.
National Referees and Assistant Referees are selected and certified directly by U.S. Soccer.
National Referee / Assistant Referee Application Guidelines (July 2023)
PROFESSIONAL REFEREE - P.R.O
P.R.O. Referees and Assistant Referees are qualified to officiate matches in any domestic competition, including MLS, as well as certain international matches.
P.R.O. is an independent company, supported by U.S. Soccer, that administers professional referee programs in North America. Candidates are selected by P.R.O. based on performance at the National Referee and Assistant Referee level.
FIFA REFEREE
FIFA Referees and Assistant Referees are qualified to officiate international matches at the highest level, including FIFA World Cup competitions.
This elite group of referees and assistant referees is recommended by the National Referee Committee, nominated by U.S. Soccer’s Board of Directors and approved by FIFA.
FUTSAL REFEREES
FUTSAL REFEREE, GRADE 8
Grade 8 Futsal Referees work primarily youth competitive futsal games.
FUTSAL REFEREE, GRADE 6
Grade 6 Futsal Referees work the most competitive futsal games within the state and region. Colorado requires that upgrade to Grade 6 Futsal Referee requires at least two consecutive years as a Grade 8 Futsal referee and participate in at least one Regional or National Futsal event.