4. Officials and other accompanying persons authorised or appointed by the national competent authority of the Member State where the inspection is to be conducted shall, under the supervision and coordination of the ECB, actively assist the officials of and other persons authorised by the ECB. To that end, they shall enjoy the powers set out in paragraph 2. Officials of the national competent authority of the participating Member State concerned shall also have the right to participate in the on-site inspections.