Robert Hammond v Amazon.com, Inc. & Others [2026] CAT 13 (25 February 2026)

The Tribunal found that Amazon.com, Inc.'s conduct constituted an abuse of its dominant position by unfairly restricting competition from third-party sellers.

Citation: [2026] CAT 13
Parties: Applicant: Robert Hammond; Respondent: Amazon.com, Inc.; Respondent: Others
Jurisdiction: United Kingdom
Judgment Date: 25 February 2026
Procedural Posture: Competition Appeal / Judgment
Outcome: Applicant's claim upheld
Legal Topics: Abuse of Dominance, Market Practices

Competition Law Abuse of Dominance Market Practices

Case Brief

Summary, issues, holding and outcome

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Parties

Robert Hammond

Applicant

Amazon.com, Inc.

Respondent

Others

Respondent

Procedural Posture

Competition Appeal / Judgment

Legal Issues

1 Whether Amazon.com, Inc. abused its dominant position in the online retail market in violation of UK competition law

Ratio Decidendi

The Tribunal found that Amazon.com, Inc.'s conduct constituted an abuse of its dominant position by unfairly restricting competition from third-party sellers.

Court Disposition

Applicant's claim upheld

Orders

Amazon.com, Inc. must cease prioritising its own products over third-party sellers.
Amazon.com, Inc. is ordered to pay damages to the applicant.