2. Providers of online platforms shall provide recipients of the service with a functionality to declare whether the content they provide is or contains commercial communications.
When the recipient of the service submits a declaration pursuant to this paragraph, the provider of online platforms shall ensure that other recipients of the service can identify in a clear and unambiguous manner and in real time, including through prominent markings, which might follow standards pursuant to Article 44, that the content provided by the recipient of the service is or contains commercial communications, as described in that declaration.