The Wildland Urban Interface Wildfire Mitigation Desk Reference Guide is designed to provide basic background information on relevant programs and terminology for those, whether community members or agency personnel, who are seeking to enhance their community’s wildfire mitigation efforts. The four primary objectives of this reference guide are to: 1) Provide a reference to assist with integrating wildland urban interface mitigation principles into national wildland fire training; 2) Promote common wildfire mitigation language and culture; 3) Establish an authoritative source for wildland urban interface mitigation information; and 4) Provide consistent definitions for use by all media.