Anti-Doping Organizations may, in accordance with the International Standard for Testing and Investigations, collect whereabouts information from Athletes who are not included within a Registered Testing Pool and impose appropriate and proportionate non-Code Article 2.4  consequences under their own rules.5.6 Retired Athletes Returning to Competition5.6.1 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 their International Federation and National Anti-Doping Organization.