ISTI – Effective 1 January 2023  Page 15 of 92 Chaperone:  An official who is suitably trained and authorized by the Sample Collection Authority  to carry out specific duties including one or more of the following (at the election of the Sample Collection Authority ); notification of the Athlete  selected for Sample collection;  accompanying and observing the Athlete until arrival at the Doping Control Station ; accompanying and/or observing Athletes who are present in the Doping Control Station; and/or witnessing and verifying the provision of the Sample where t he training specifically  qualifies them to do  so.