Apple has filed an appeal against a landmark €500 million (£430 million) fine imposed by the European Commission earlier this year, escalating tensions between Silicon Valley and Brussels over digital market regulation.

Apple is appealing the 500 million euro ($570 million) fine that it is facing in the European Union for allegedly violating the Digital

The European Commission says that Apple failed to comply with the Digital Markets Act rules to allow developers to accept payments for their apps outside Apple's ecosystem.