This document summarizes information from the Substance Abuse and Mental Health Services Administration (SAMHSA) about national programs and reports related to underage drinking. It discusses SAMHSA's annual Report to Congress on underage drinking prevention required by the STOP Act. The report contains epidemiological data on underage drinking trends, descriptions of federal and state prevention efforts, and evaluations of programs. It also provides an overview of SAMHSA's Communities Talk initiative which uses town hall meetings to promote campus-community collaboration on underage drinking issues.