On September 16, 2020 the Department of Health and Human Services (HHS) announced its COVID-19 vaccine distribution plan. The plan was developed in coordination with the Centers for Disease Control and Prevention (CDC) and the Department of Defense (DoD). In this brief, NACo summarizes the contents of the CDC's "Playbook" and highlights key considerations for counties as they work with states and other local jurisdictions to prepare their vaccine distribution plans.