These US Soccer documents should be in every referee's personal library, regardless of whether you are a Grassroots or Regional Referee. Additional Publications (Laws of the Game Made Easy, Offside Made Easy, ...) can be obtained at the US Soccer Resource Center.
International Football Association Board (IFAB) Laws of the Game:
These are the 17 Laws of the Game from the IFAB. This 246 page PDF document also includes a Summary of Laws Changes and Practical Guidelines for Match Officials.
• 2019-2020 IFAB Laws of the Game (LOTG)
• Summary of Laws Changes
US Soccer's Guide to Procedures for Referees, Assistant Referees & 4th Officials:
Although no longer published, the Guide to Procedures describes the standard practices for positioning, signaling, and mechanics to be followed by the referee crew. The responsibilities, tasks and duties of the Referee, ARs, and 4th Official are also included. The Guide has been replaced with the USSF Referee Program Pocket Guide.
• Guide to Procedures
• Pocket Guide
Player Development Initiatives (PDI):
The PDI describes the standards for small-sided play (4v4, 7v7, 9v9) and addresses US Soccer's Concussion Initiative, Build Out Line Practical Applications, and the modifications to the Laws of the Game for 6U through 12U.
• Player Development Initiatives
• Modified Laws of the Game for 6U-12U
Grassroots Referee Certification Requirements:
These documents describe the profile and minimum certification / recertification requirements (training, testing, fitness, and evaluation) for Grassroots Referees.
Regional Referee Certification Requirements:
These documents describe the profile and minimum certification / recertification requirements (training, testing, fitness, and evaluation) for Regional Referees.
• Regional Referee Profile
• Regional Referee Certification Requirements
These additional Publications have been provided based on FAQs and feedback received.
Cautionable and Sending-Off Offenses:
The Offenses for which a Player may be Cautioned and shown a Yellow Card and the Offenses for which a Player may be Sent-Off and shown a Red Card – with examples and report codes. Also, questions the referee must consider in determining whether or not a Player may be guilty of Misconduct. Finally, USSF Referee Report and Supplemental Report forms.
NOTE: You can download the Referee Report Forms above to your smartphone or tablet and fill them out if you have the Adobe Acrobat Reader App installed.
Comparative Study of Rules and Laws:
This Table provides an easy reference to the differences between the IFAB Laws of the Game, the NFHS Rules, and the NCAA Rules.
• 2019 Comparative Study of Rules and Laws