COMMISSION STAFF WORKING DOCUMENT Accompanying the document Proposal for a REGULATION OF THE EUROPEAN PARLIAMENT AND THE COUNCIL amending Regulations (EC) No 561/2006, (EU) 2018/858, (EU) 2019/2144 and (EU) 2024/1257 of the European Parliament and of the Council as regards the simplification of technical requirements and testing procedures for motor vehicles and repealing Council Directive 70/157/EEC and Regulation No 540/2014 of the European Parliament and of the Council