The CNPD oversees Amazons operations in Europe because the companys EU headquarters are based in Luxembourg.
The watchdog said that Amazons processing of personal data did not comply with the EUGeneral Data Protection Regulation.
The authority is also asking for undisclosed practice revisions.

These facts are undisputed.
We strongly disagree with the CNPDs ruling, and we intend to appeal.
The penalty would be the largest ever imposed for a GDPR breach.
The eye-popping sum still wouldnt be a huge dent in the coffers of Amazon.
The e-commerce giant just posted itsthird $100 billion quarter in a row.
Story byThomas Macaulay
Thomas is the managing editor of TNW.
He leads our coverage of European tech and oversees our talented team of writers.
Away from work, he e(show all)Thomas is the managing editor of TNW.
He leads our coverage of European tech and oversees our talented team of writers.
Away from work, he enjoys playing chess (badly) and the guitar (even worse).