The OSAA requires all coaches, including assistant coaches, to

The OSAA requires all coaches, including assistant coaches, to complete the CDC Heads Up
Concussion training once and to complete a background check annually.
CDC Heads Up Concussion training: http://www.cdc.gov/headsup/youthsports/training/
 Once you complete the concussion course, save a copy of the certificate.
Background checks: http://osaak.siplay.com/site/
 Please complete a background check only if you have not done so within the past 12
months. If you are uncertain if you need to complete the background check, contact your
sport’s commissioner.