Autosomal STRs

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SWGDAM Interpretation Guidelines for Autosomal STR Typing by Forensic DNA Testing Laboratories

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Addendum to the SWGDAM Interpretation Guidelines for Autosomal STR Typing by Forensic DNA Testing Laboratories to Address Next Generation Sequencing​

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Guidelines for the Use of Probabilistic Genotyping with Autosomal STR Typing Results

 

Guidelines for Reporting Likelihood Ratios

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SWGDAM Guidelines for STR Enhanced Detection Methods

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Lineage Markers

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SWGDAM Interpretation Guidelines for Y-Chromosome STR Testing

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Supplemental Information for the SWGDAM Interpretation Guidelines for Y-Chromosome STR Typing by Forensic DNA Laboratories​​

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Interpretation Guidelines for Mitochondrial DNA Analysis by Forensic DNA Testing Laboratories

 

Supplemental Information for the SWGDAM Interpretation Guidelines for Mitochondrial DNA Analysis by Forensic DNA Testing Laboratories

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Single Nucleotide Polymorphisms (SNP)

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SWGDAM Interpretation Guidelines for Single Nucleotide Polymorphism (SNP) Analysis by Forensic DNA Testing Laboratories

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Validation

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Validation Guidelines for the Use of an Expert System with Forensic Samples​

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SWGDAM Validation Guidelines for Forensic DNA Analysis Methods

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SWGDAM Guidelines for the Validation of Probabilistic Genotyping Systems

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Miscellaneous​

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​​SWGDAM Contamination Prevention and Detection Guidelines for Forensic DNA Laboratories

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Supplemental Information for the SWGDAM Contamination Prevention and Detection Guidelines for Forensic DNA Laboratories

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SWGDAM Recommendations for the Efficient DNA Processing of Sexual Assault Evidence Kits.

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SWGDAM Guidelines for Missing Persons Casework

 

SWGDAM Training Guidelines

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SWGDAM Position Statement Formal Activity Level Reporting – December 2025​​

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SWGDAM Resource Document:  Forensic DNA Analysis – Team Approach

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SWGDAM Notice on QAS Educational Requirements

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Report on Y-Screening of Sexual Assault Evidence Kits (SAEKs)

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Overview of Investigative Genetic Genealogy

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SWGDAM Position Statement on Rapid DNA Analysis

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Recommendations from the SWGDAM Adhoc Working Group on Familial Searching

 

SWGDAM Letter to R-DNA Developers

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SWGDAM Clarification on Proficiency Testing of qPCR Workflows Including Y-screening​

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Notice on the February 7, 2022 Changes to YHRD  

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Notice on the Status of the U.S. Y-STR Database

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2014 SWGDAM Compliant YHRD User’s Guide

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Correction: SWGDAM Recommendations to the FBI Director on the "Interim Plan for the Release of Information in the Event of a 'Partial Match' at NDIS"

 

SWGDAM Recommendations to the FBI Director on the "Interim Plan for the Release of Information in the Event of a 'Partial Match' at NDIS"

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SWGDAM Position Statement Regarding Private Laboratories’ Access to CODIS and Quality Review of Outsourced DNA Data – July 2005

 

Summary of the Findings of a Quality Review of the Scientific Working Group on DNA Analysis Methods Mitochondrial DNA Database

2025 Quality Assurance Standards (QAS)

The Quality Assurance Standards for DNA Databasing Laboratories, Effective July 1, 2025

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The Quality Assurance Standards for Forensic DNA Testing Laboratories, Effective July 1, 2025

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2025 QAS Audit Documents

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The FBI Quality Assurance Standards Audit for DNA Databasing Laboratories, Effective July 1, 2025 (Excel version)

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The FBI Quality Assurance Standards Audit for Forensic DNA Testing Laboratories, Effective July 1, 2025 (Excel version)

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2025 QAS Guidance Document

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The Guidance Document for the FBI Quality Assurance Standards for Forensic DNA Testing and DNA Databasing Laboratories, Effective July 1, 2025​​​​

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Letters

 

SWGDAM Comments on NISTIR 8351-DRAFT Entitled DNA Mixture Interpretation:  A NIST Scientific Foundation Review

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SWGDAM Comments on NISTIR 8351-DRAFT Entitled DNA Mixture Interpretation:  A NIST Scientific Foundation Review​​

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SWGDAM Clarification on the Reinterpretation of Data Typed with Legacy Amplification Test Kits  (Guidance has been superseded by 2020 QAS Std 9.11, 6.7, & 8)

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SWGDAM letter to ASCLD/LAB regarding its revised clarification for the reporting of positive associations and its position statement/interpretation related to mixtures

 

SWGDAM letter to ASCLD/LAB regarding its revised clarification for the reporting of positive associations

 

SWGDAM ASCLD/LAB Interested Party Response

 

SWGDAM letter to ASCLD/LAB regarding its Board Clarification of requirement 5.10.1 from ISO/IEC 17025:2005 and 5.10.3.5 from the 2011 ASCLD/LAB-International Supplemental Requirements for Testing Laboratories in the May 2014 ASCLD/LAB Newsletter

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Open SWGDAM Letter Regarding the Claims Raised 
in State v. Abernathy that the CODIS Core Loci are Associated with MedicalConditions/Disease States.

 

Open SWGDAM Executive Board Letter Regarding the Claims Raised in State v. Abernathy that the CODIS Core Loci are Associated with Medical Conditions/Disease States

 

Letter to NIJ Regarding the United States Y-STR Database

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Received by SWGDAM

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NDIS Procedures Board Letter to SWGDAM Regarding Acceptance of NGS-based Forensic DNA Typing Kits

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FBI Letter to SWGDAM Regarding QAS Revisions to Facilitate Searching and/or Review of Outsourced DNA Records

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Response by The US Equal Opportunity Commission (EEOC) to the request by SWGDAM for an informal advisory opinion on the GINA exemption for forensic laboratories.http://www.eeoc.gov/eeoc/foia/letters/2012/gina_forensic_lab_exception.html​​

 

Scientific Working Groups

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