The guidance is in response to a number of legal developments which have altered how these decisions should be made. It provides the most up-to-date statement of your legal and professional obligations; sets out the decision-making process that should be followed; and provides practical guidance on approaching best interests assessments and second opinions.

In addition to the main guidance document, The BMA has also published a quick reference guide; a guide to implementation aimed at healthcare providers, funders, and managers; and a short information leaflet for families about their role in the decision-making process. You can access these, as well as various training resources, at www.bma.org.uk/CANH. If you would like hard copies sent to you, please e-mail ethics@bma.org.uk with your mailing details.

This is guidance is published jointly with the Royal College of Physicians and endorsed by the GMC.

You can also read an exclusive piece with The Guardian, or our comment on BMJ Opinion to find out more.