]12 / IWF 2021 ANTI-DOPING RULES›  IWF 2021 ANTI-DOPING RULES(iv) a departure from the International Standard  for Results Management related to Athlete  notification which could reasonably have caused an anti-doping rule violation based on a whereabouts failure, in which case IWF shall have the burden to establish that such departure did not cause the whereabouts failure.3.2.4  The facts established by a decision of a court or professional disciplinary tribunal of competent jurisdiction which is not the subject of a pending appeal shall be irrebuttable evidence against the Athlete  or other Person  to whom the decision pertained of those facts unless the Athlete  or other Person  establishes that the decision violated principles of natural justice.