Where the Autorité de contrôle prudentiel et de résolution is not the group supervisor and where it is informed by a supervisory authority concerned in another Member State of a request to subject a subsidiary having its head office in that Member State to the rules set out in Articles R. 356-26 and R. 356-27, it may issue reservations to the group supervisor, in the absence of a joint decision taken with the other supervisory authorities concerned within a period of three months and in the absence of a referral by one of these authorities to the European Insurance and Occupational Pensions Authority in accordance with Article 19 of Regulation (EU) No 1094/2010 of the European Parliament and of the Council of 24 November 2010.