Amazon could be help 'fake' red-soled shoes which potentially breach designer Christian Louboutin's EU trademark.
Similar red-soled high heels are advertised on Amazon by third party vendors without Louboutin's consent.
Court of Justice of the European Union (CJEU) said Amazon may be accountable for any trademark infringement.
Louboutin said the platform's selling model was "misleading the public".
The preliminary ruling by the Luxembourg-based court clears the way for Amazon
Potentially be held liable for adverts for any counterfeit products sold on its site.
There has been a long-running dispute between Amazon and shoemaker Louboutin
As YouTube’s accent color, red is definitely not going away.
Louboutin brought two cases against the company, in courts in Belgium and Luxembourg, in 2019
The two courts sought the guidance of the Court of Justice of the European Union (CJEU).