Work Item
ASTM WK86273

New Guide for Interpretation and Reporting in Forensic Comparisons of Trace Materials

1. Scope

1.1 This guide covers recommendations for the overall interpretation and reporting of findings from an analytical scheme for trace material comparisons conducted by personnel in a forensic laboratory.
1.2 This guide provides guidance to forensic examiners to standardize the interpretation of comparative examinations of trace evidence. It highlights fibers, glass, hair, paint, and tape but can be applied to other trace materials.
1.3 This guide describes the information that is included in trace evidence written reports regarding interpretation of the overall results of comparative examinations and includes example report wording.


comparison; physical fit; association


The is a new standard being proposed to consolidate interpretation and reporting criteria for trace materials examinations. Currently there are no similar standards that address general reporting of trace materials results.

The title and scope are in draft form and are under development within this ASTM Committee.


Developed by Subcommittee: E30.01

Committee: E30

Staff Manager: Brian Milewski

Work Item Status

Date Initiated: 05-06-2023

Technical Contact: Catherine Brown