We are pleased to announce the publication of the RA-UK Plan A core structures paper an "International consensus on anatomical structures to identify on ultrasound for the performance of basic blocks in ultrasound-guided regional anesthesia". This paper, led by Dr James Bowness" on behalf of RA-UK, and endorsed by ASRA and ESRA, is an important consensus on which structures should be identified by the non-expert during the performance of the 7 Plan A blocks. We thanks all the international contributors to the Delphi process for their hard work on this.