Appeal Decisions

Appeals are heard by the Court of Arbitration for Sport (CAS).

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The Court of Arbitration for Sport (CAS) is the highest independent authority in international sport that resolves disputes through arbitration.

CAS is an independent body governed by the International Council of Arbitration for Sport (ICAS).

The main task of ICAS is to safeguard the independence of CAS and the rights of the parties.

CAS produces written awards for all its decisions and links to these awards can be found in the list below.

Last updated on 20 August 2026

- Bold, Italic Text identifies entries that have been added or updated on the date above. 

- Click on the Light Blue Text under the "Outcome" column to read the decisions.

DateAppellantRespondentNATADRVOutcome
16/04/2026Rhonex KiprutoWorld AthleticsKENUse of a Prohibited Substance/Method (Article 2.2) - ABP caseAppeal partially upheld – 5 years Ineligibility from 11 May 2023 
DQ results from 2 September 2018 until 11 May 2023
26/02/2026World AthleticsEthiopian National Anti-Dopin Office & Diribe WeltejiETHEvading, Refusing or Failing to submit to Sample Collection (Article 2.3)Appeal filed by the AIU partially upheld – 2 years Ineligibility from 10 March 2025 until 16 March 2025 and from 8 July 2025 until 30 June 2027
DQ results from 25 February 2025 until 26 February 2026
19/09/2025Mohamed KatirWorld AthleticsESPTampering with any part of Doping Control (Article 2.5)Appeal dismissed. First instance decision confirmed. 4 years Ineligibility from 7 February 2024 DQ results 10 October 2023 to 7 February 2024.
19/09/2025World AthleticsMohamed KatirESPTampering with any part of Doping Control (Article 2.5)Appeal dismissed. First instance decision confirmed. No increased period of Ineligibility or additional DQ of results.
30/10/2025Issamade AsingaWorld AthleticsSURPresence of a Prohibited Substance (GW1516 sulfone, GW1516 sulfoxide) (Article 2.1)Appeal dismissed. 4 years Ineligibility from 9 August 2023. DQ results since 18 July 2023.
12/09/2025World AthleticsDiribe WeltejiETHProvisional MeasuresApplication for Provisional Measures upheld. Athlete suspended for the duration of the CAS appeal procedure.
12/09/2025World Athletics & WADAErriyon KnightonUSAPresence/Use of a Prohibited Substance (Trenbolone) (Article 2.1 & Article 2.2)Appeals partially upheld – 4 years Ineligibility from 12 September 2025 (with credit for period of Provisional Suspension from 12 April 2024 to 19 June 2024). DQ results from 26 March 2024 to 12 April 2024.
24/03/2025Ahmed AbdelwahedWorld AthleticsITAPresence/Use of a Prohibited Substance (Meldonium) (Article 2.1 & Article 2.2)Appeal dismissed. 4 years Ineligibility 7 September 2022.  DQ results since 16 August 2022.
04/12/2024Carina HornWorld AthleticsRSAThe Athlete challenged the AIU’s implementation of a Decision by a Non SignatoryAppeal dismissed. 6 years Ineligibility from 13 March 2023. DQ results on 18 June 2022.