1. Introduction The transitional provisions of Regulation (EU) 2017/745 on medical devices (MDR) have been amended by Regulation (EU) 2023/607. In particular, the transitional period has been extended from 26 May 2024 until 31 December 2027 or 31 December 2028, depending on the risk class of the device and subject to certain conditions. This document provides updated guidance as regards the appl..