If the TUE decision does not meet those criteria, WADA will reverse  it.21  4.4.7.2  Any TUE decision by IFA (or by a National Anti -Doping Organization where it has agreed to consider the application on behalf of IFA) that is not review ed by WADA , or that is reviewed by WADA but is not reversed upon review, may be appealed by the Athlete and/or the Athlete’s National Anti-Doping Organization, exclusively to  CAS.22  4.4.7.3  A decision by WADA to reverse a TUE decision may be appealed by the Athle te, the National Anti -Doping Organization and/or IFA, exclusively to  CAS.