The following method shall be used for the exchange of information between the register of the branch and the register of the company in accordance with Article 28a of Directive (EU) 2017/1132:

1. (a)

   The register of the branch shall send a message, without delay, through BRIS to the register of the company (‘branch registration notification’);

2. (b)

   Upon receipt of the notification, the register of the company shall, without delay, send a message acknowledging the receipt of the notification (‘acknowledgement of receipt of branch registration notification’).