ANSI/ASB Best Practice Recommendation 021
Best Practice Recommendation for the Preparation of Test Impressions from Footwear and Tires
This document provides best practice recommendations for forensic science service providers (FSSP), for the preparation of two- and three-dimensional test impressions from known footwear and tires for use in the comparison process. The recommendations in this document are not all inclusive and may not cover all aspects of unusual or uncommon conditions. This document is not intended to replace a professional training program.