Decision No 1/2023 of the Specialised Committee on Social Security Coordination established by Article 8(1)(p) of the Trade and Cooperation Agreement between the European Union and the European atomic Energy Community, of the one part, and the United Kingdom of great Britain and Northern Ireland, of the other part, of 10 March 2023 as regards the use of the Electronic Exchange of Social Security Information for the transmission of data between institutions or liaison bodies [2023/698]