2021 IFA Anti -Doping Rules ( October  2020)  Page 38 of 65    10.13  Commencement of Ineligibility  Period   Where  an Athlete  is already  serving  a period  of Ineligibility  for an anti-doping  rule violation,  any new period  of Ineligibility  shall  commence  on the first day after  the current  period  of Ineligibility  has been served.