Neonatal Brachial Plexus Palsy (NBPP), an ACOG Task Force Report, is a current appraisal of the available peer-reviewed literature on this subject, and the existing state of knowledge as to the etiology, as well as the prediction, management, and treatment of NBPP. This report is meant to serve as a resource for ACOG Fellows and all health care providers involved in this subject matter area.