Please go the USAR site for the following:

Game Management Guidelines 2026-27
Full list of Law amendments for 2026-27 season
Try Zone Permutation Table 15s 2027
Try Zone Permutation Table 7s 2027
Disciplinary Resources
RLC Development Working Group Referee Levels Workbook (beta)
Guidelines for Rugby on American Football Field
Protective Equipment & Clothing Guidelines

Additionally (for Senior Club matches), see the USA Club Rugby site for the two options allowed for the Tech Zones and the 12-replacement guidelines: https://usaclub.rugby/resources/ (select the Guides tab).