The purpose of this document is two-fold. The first purpose is to present information that will be useful and informative to Building Officials so that they can properly and consistently review and approve geotechnical reports that address liquefaction hazard and mitigation. The second purpose is to provide a broad-brush survey of some of the most common methods of analyses and mitigation techniques that will be useful to geotechnical engineers, engineering geologists, building officials, and other affected parties