1. The Commission is empowered to adopt delegated acts in accordance with Article 49 to supplement this Regulation with regard to the obligations laid down in Articles 5 and 6. Those delegated acts shall be based on a market investigation pursuant to Article 19 that has identified the need to keep those obligations up to date in order to address practices that limit the contestability of core platform services or that are unfair in the same way as the practices addressed by the obligations laid down in Articles 5 and 6.

2. The scope of a delegated act adopted in accordance with paragraph 1 shall be limited to:

(a) extending an obligation that applies only in relation to certain core platform services, to other core platform services listed in Article 2, point (2);

(b) extending an obligation that benefits certain business users or end users so that it benefits other business users or end users;

(c) specifying the manner in which the obligations laid down in Articles 5 and 6 are to be performed by gatekeepers in order to ensure effective compliance with those obligations;