This information shall be maintained in strict confidence at all times; shall be used exclusively for purposes of planning, coordinating or conducting doping Control, providing information relevant to the athlete biological Passport or other analytical results, to support an investigation into a potential anti-doping rule violation, or to support proceedings alleging an anti-doping rule violation; and shall be destroyed after it is no longer relevant for these purposes in accordance with the international Standard for the Protection of Privacy and Personal information.World Anti-Doping Code • 20151   PARTDoping Control42ARTICLE 5  Testing and InvestigationsARTICLE 6  Analysis of Samples5.7 Retired Athl etes Returning to Competition 5.7.1  if an International- or national-level athlete in a registered testing Pool retires and then wishes to return to active participation in sport, the athlete shall not compete in International events or national events until the athlete has made himself or herself available for testing, by giving six months prior written notice to his or her international Federation and national anti-doping organization.