]1.2.4  Subject always to Article 5.6 and Article 7.7, each Athlete will continue to be bound by and required to comply with these IBU Anti-Doping Rules as an Athlete in full:1.2.4.1  (in the case of Athletes who are International-Level Athletes) unless and until they give written notice of their retirement to the IBU and BIU; or1.2.4.2  (in the case of Athletes who are not International-Level Athletes, excluding those covered by Article 1.2.1.5(iv)) unless and until they give written notice of their retirement to their National Federation and their NADO; or1.2.4.3  (in the case of Athletes who fall under Article 1.2.1.5(iv)) until after their last participation in an International Event.In each case, the Athlete will be deemed to have retired (and to be no longer subject to these IBU An-ti-Doping Rules as an Athlete) with effect from the date given in the written notice of retirement or the date the notice is received (whichever is later).