FIS Anti -Doping Rules  page  29 Edition January 2021  6.7 Split of A or B Sample   Where WADA , an Anti-Doping Organisation  with Results Management  authority, and/or a WADA -accredited laboratory (with approval from WADA  or the Anti-Doping Organisation  with Results Management  authority) wishes to split an A or B Sample for the purpose of using the first part of the split Sample  for an A Sample  analysis and the second part of the split Sample  for confirmation, then the procedures set forth in the International Standard  for Laboratories shall be followed.