California Code, Health and Safety Code - HSC § 124236

(a) A youth sports organization, as defined in paragraph (3) of subdivision (b) of Section 124235, that elects to offer an athletic program shall annually give the Opioid Factsheet for Patients published by the Centers for Disease Control and Prevention to each athlete. The athlete and, if the athlete is 17 years of age or younger, the athlete's parent or guardian shall sign a document acknowledging receipt of the Opioid Factsheet for Patients and return that document to the youth sports organization before the athlete initiates practice or competition. The Opioid Factsheet for Patients may be sent and returned through an electronic medium, including, but not limited to, fax or email.

(b) This section shall apply to all athletes participating in the activities of a youth sports organization, irrespective of their ages. This section shall not be construed to prohibit a youth sports organization, or any other appropriate entity, from adopting and enforcing rules intended to provide a higher standard of safety for athletes than the standard established under this section.