Swimming · China · FINA (now World Aquatics), appeal by WADA

Sun Yang: doping case, ban and appeal

Ban ended FINA said the 4 year and 3 month ban took effect on 28 February 2020, so on that basis it ended in May 2024.

Ban length8 years (CAS, February 2020, later set aside), then 4 years and 3 months (CAS retrial, June 2021)

Start28 February 2020

Violation

Tampering or attempted tampering with doping control, at an out of competition test in September 2018 at which blood sample vials were smashed^1,2

Not stated in the sources fetched

Swiss Federal Tribunal, December 2020: Overturned (first CAS award set aside)CNN reported that the tribunal upheld his challenge to the first CAS award, which was based on possible bias of a panel member, and a new CAS panel with a different chair heard the case again.²
CAS (retrial, WADA v Sun Yang and FINA), 22 June 2021: Upheld with a reduced sanctionThe new panel imposed 4 years and 3 months effective from 28 February 2020. CNN reported the panel found he acted recklessly in refusing to allow the samples to leave.^1,2

CNN reported that he questioned the testers' credentials and identity and has consistently maintained his innocence.