]49 World Anti-Doping Code •2009• a timely, written, reasoned decision, specificallyincluding an explanation of the reason(s) for anyperiod of Ineligibility .8.2 Event HearingsHearings held in connection with Event s may beconducted by an expedited process as permitted bythe rules of the relevant Anti-Doping Organizationand the hearing panel.8.3 Waiver of HearingThe right to a hearing may be waived either expresslyor by the Athlete ’s or other Person ’s failure tochallenge an Anti-Doping Organization ’s assertionthat an anti-doping rule violation has occurred withinthe specific time period provided in the Anti-DopingOrganization ’s rules.