De skal som led i anvendelsen af denne artikel i det mindste have ansvar for at sikre, at der ikke sker forskelsbehandling, at der er effektiv konkurrence, og at markedet fungerer effektivt, idet de navnlig overvåger:
They shall, through the application of this Article, at least be responsible for ensuring non-discrimination, effective competition and the efficient functioning of the market, monitoring in particular: