The document is structured into five sections. The first presents the key experiences and challenges that justify a renewal of the EPHFs. The second section updates the groundwork for the exercise of public health and provides a framework to inform the exercise of the new essential functions. The third section proposes a new integrated approach for implementing the EPHFs. The fourth section presents a new list of 11 EPHFs related to each stage of this integrated approach. Finally, in the last section, considerations are put forth to guide EPHF implementation as a means of strengthening the health sector.