Article 27

Recommender system transparency

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Paragraph 1

Providers of online platforms that use recommender systems shall set out in their terms and conditions, in plain and intelligible language, the main parameters used in their recommender systems, as well as any options for the recipients of the service to modify or influence those main parameters.

Obligations (1)
Platform must set out recommender system parameters and user options in terms and conditions in plain and intelligible language Priority: 80
Evaluation Scenarios
No evaluation scenarios defined for this paragraph
Paragraph 2

The main parameters referred to in paragraph 1 shall explain why certain information is suggested to the recipient of the service. They shall include, at least:

(a) the criteria which are most significant in determining the information suggested to the recipient of the service;
(b) the reasons for the relative importance of those parameters.
Obligations (1)
Platform must explain recommender system parameters including most significant criteria and their relative importance Priority: 80
Evaluation Scenarios
No evaluation scenarios defined for this paragraph
Paragraph 3

Where several options are available pursuant to paragraph 1 for recommender systems that determine the relative order of information presented to recipients of the service, providers of online platforms shall also make available a functionality that allows the recipient of the service to select and to modify at any time their preferred option. That functionality shall be directly and easily accessible from the specific section of the online platform’s online interface where the information is being prioritised.

Obligations (1)
Platform must provide directly and easily accessible functionality allowing users to select and modify recommender system options at any time Priority: 80
Evaluation Scenarios
No evaluation scenarios defined for this paragraph
Regulations List
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