1. The operation of an APA, a CTP or an ARM as a regular occupation or business shall be subject to prior authorisation by ESMA in accordance with this Title.

By way of derogation from the first subparagraph of this paragraph, an APA or ARM identified in accordance with the delegated act referred to in Article 2(3) shall be subject to prior authorisation and supervision by the relevant national competent authority in accordance with this Title.

2. An investment firm or a market operator operating a trading venue may also provide the services of an APA, a CTP or an ARM, subject to the prior verification by ESMA or the relevant national competent authority that the investment firm or the market operator complies with this Title. The provision of those services shall be included in their authorisation.

3. ESMA shall establish a register of all data reporting services providers in the Union. The register shall be publicly available and shall contain information on the services for which the data reporting services provider is authorised and it shall be updated on a regular basis.