The online Bulletin is published yearly to offer information on the regular and post season, important dates, along with CHSAA rules and procedures.  Please reference the CHSAA Flag Football Bulletin for all of the most up-to-date general information. 

* The NFHS has released the rule book for Flag Football. Those will be the rules used for the 2025 season. *

• 2025 Points of Emphasis
• 2025 Colorado State Rule Adoptions
• MaxPreps Colorado Flag Football
• CHSAA Sports Medicine
• Buy Tickets via GoFan
• NFHS Network
• Rate Your Contest Officials

• Flag belts and uniforms must follow the NFHS guidelines starting the 26-28 cycle