UCI CYCLING REGULATIONS   Page 22 of 70 UCI ADR 2021   A Rider  in the UCI Testing Pool  shall continue to be subject to the obligation to comply with the whereabouts requirements unless a nd until (a) the Rider  has been given written notice by the UCI that he /she is removed from  the UCI Testing Pool ; or (b) the Rider  gives written notice to the UCI of his or her retirement  as set forth in the UCI Testing  & Investigations Regulations .