1. Group supervisors, supervisory authorities, group-level resolution authorities and resolution authorities shall endeavour to reach the joint decisions referred to in Article 8(2), Article 11(4) and Article 16(4), as applicable, within four months of the date of:

(a) the transmission by the group supervisor of the group pre-emptive recovery plan in accordance with Article 7(6);

(b) the transmission by the group-level resolution authority of the information referred to in the Article 11(1), second subparagraph;

(c) the submission of any observations or the proposal of any alternative measures by the ultimate parent undertaking, or the expiry of the period referred to in Article 16(3), whichever is earlier.

EIOPA may, at the request of a supervisory authority or a resolution authority, assist the group supervisors, supervisory authorities, group-level resolution authorities and resolution authorities in reaching a joint decision in accordance with Article 31(2), point (c), of Regulation (EU) No 1094/2010.