Little League Regulation III, The Teams, (d) 2, Note 3:
If a medical professional, Umpire in Chief, the player's coach, the player's manager, or the player's parent has determined a player sustains a possible concussion, the player must be, at a minimum, removed from the game and/or practice for the remainder of that day. The league must also be aware of its respective state/provincial/municipal laws with regards to concussions and impose any additional requirements as necessary. His/her return to full participation is subject to:
- The league's adherence to its respective state/provincial/municipal laws
- An evaluation and a written clearance from a physician or other accredited medical provider
- Written acknowledgement of the parents
Little League International strongly encourages all leagues and teams to not only comply with any applicable state/provincial/municipal laws, but also, to review the information and training materials on concussions that are available freee of charge on the Centers for Disease Control website, accessible at LittleLeague.org/concussions. This link aslo provides concussion information from all 50 states.