Additional Rules ResourcesThe following documents provide further explanation of the Rules. Rules Documents Infographics Rules Documents USGA Hard Card Local Rules and Terms of the Competition (Hard Card) for 2023 USGA Championships. Additional Rules Clarifications A list of additional Clarifications of the 2023 Rules of Golf. Green-Reading Materials Resources to help you understand the limitations on the use of green-reading materials. TIO Explanatory Diagrams These diagrams help to explain relief from Temporary Immovable Obstructions (TIOs), which are covered by Model Local Rule F-23 in the Official Guide to the Rules of Golf. Archive of 2019 Rules Resources This page contains an archive of resources supporting the Rules of Golf that went into effect in 2019. Infographics 15 Rules Every Golfer Should Know This graphic has been updated for the 2023 Rules. Stroke and Distance Local Rule This graphic has been updated for the 2023 Rules. Anchoring the Club This graphic has been updated for the 2023 Rules. Distance-Measuring Devices (DMDs) This graphic is from 2019 Rules - update for 2023 Rules coming soon.