As an exception,  however,  when  a Prohibited Substance or a Prohibited Method has been removed from the Prohibited List , an Athlete  or other  Person  currently  serving  a period  of Ineligibility  on account  of th e formerly Prohibited Substance  or Prohibited  Method  may apply to  IFA  or other Anti-Doping Organization which had Results Management responsibility for the anti -doping rule violation to consider a reduction in the period of Ineligibility  in light of the removal  of the substance  or method  from  the Prohibited List .