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Committees Week - March 2026 (Jacksonville, FL, USA)

C65 | Biochemical Tumor Marker Testing

CLSI Announces Recipients of the 2026 Excellence Awards

CLSI APPLIED 2026 : Redefining What's Possible for Laboratories of the Future

M100 | Performance Standards for Antimicrobial Susceptibility Testing

M100 Webinar | Updates in Antimicrobial Susceptibility Testing

PRE06 | Evaluation of External Transport Systems

Committees Week March 2026 | Event | CLSI

MM19 | Establishing Molecular Testing in Medical Laboratory Environments

AST News Updates | CLSI

Committees Week January 2026 | Event | CLSI

AR Webinar | Advancing Standards to Fight Antimicrobial Resistance

CLSI Membership

Board of Directors Election 2026

EP31 Plus | Verification of Comparability of Patient Results Within One Health Care System

Participate | CLSI

CLSI - CAP PT Webinar

Why we must transform newborn screening

M48

NBS11 | Newborn Screening for Congenital Adrenal Hyperplasia

Case Study

How Texas A&M University is Empowering the Next Generation of Veterinarians with CLSI VET09

Meetings & Events | CLSI

CLSI QMS06

MM14 | Design of Molecular Proficiency Testing/ External Quality Assessment

Education & Training | CLSI

EP21 and EP46 Webinar | Estimating Total Analytical Error and Establishing Allowable Total Error Goals and Limits for Quantitative Medical Laboratory Measurement Procedures

MM14 | Design of Molecular Proficiency Testing/External Quality Assessment; Approved Guideline

Attending ADLM 2025? Don't miss these key talks!

Education & Training | CLSI

A Letter to Secretary of Health and Human Services Robert F. Kennedy Jr. on Reinstating CLIAC

CLSI VET

Let Us Know If You're Speaking

GP40 | Preparations and Testing of Reagent Water in the Medical Laboratory

M53 | Criteria for Laboratory Testing and Diagnosis of Human Immunodeficiency Virus Infection

EP46 | Determining Allowable Total Error Goals and Limits for Quantitative Medical Laboratory Measurement Procedures

Accelerating Towards Excellence: How Stanford Cancer Center South Bay Used CLSI AUTO15 for Smarter Autoverification

EP32 | Implementation of Metrological Traceability in Laboratory Medicine

EP21 | Evaluation of Total Analytical Error for Quantitative Medical Laboratory Measurement Procedures

LQMS PKG | Laboratory Quality Management System Certificate Program Package

Standards in motion: Highlights from June 2025 Committees Week

POCT16 | Emergency and Disaster Point-of-Care Testing

CLSI Standards | Essential Laboratory Guidelines & Best Practices

CLSI Standards | Essential Laboratory Guidelines & Best Practices

CLSI partners with LymeX Diagnostics

Top Reasons to Attend CLSI Committees Week

AST News Updates | CLSI

M34 | Western Blot Assay for Antibodies to Borrelia burgdorferi

EP35 Webinar | Assessing the Suitable Performance of an Additional Specimen Type on a Measurement System

AST News Updates | CLSI

SIDP 2025 Webinar | Mind the Gap: CLSI M100 Updates to Optimize Stewardship and Patient Care Outcomes

EP32 | Implementation of Metrological Traceability in Laboratory Medicine

Top Reasons to Attend the CLSI AST Committees Week Meeting

Education & Training | CLSI

Volunteer Spotlight - Global Volunteer Month

CLSI Swag Store

Lab Week 2025

Molecular Diagnostics Resources

CLSI NBS13

Explore our new website!

Contact Us | CLSI

Using M100 Online Learning | Performance Standards for Antimicrobial Susceptibility Testing

Judgement

Memorandum & Opinion AND Order

CLSI LDT Foundations Webinar Series

January 2025 Education Session

All CLSI Standards

ASTEDUJan25WR | Strategies for Addressing Three Noteworthy Antimicrobial Resistance Challenges

PRE02Ed8 | Collection of Diagnostic Venous Blood Specimens, 8th Edition

LDT Stage 1 Document

EP35 Ed2 | Assessment of Equivalence or Suitability of Specimen Types for Medical Laboratory Measurement Procedures, 2nd Edition

Method Navigator

Past Excellence Award Winners

ASTUpdate25WR | Implement CLSI M100 With Confidence

Regulatory requirements for laboratory developed tests in the United States

PRE02 Ed8 QG | Collection of Diagnostic Venous Blood Specimens Quick Guide, 1st Edition

CLSI Committees Weeks & Document Development Meetings

Shop for Microbiology Standards & AST Guidelines - CLSI

MM23 Ed2E | Molecular Diagnostic Methods for Solid Tumors (Nonhematological Neoplasms), 2nd Edition

CLSI Volunteer Opportunities for Standards Development

CLSI Celebrates National Phlebotomists Recognition Week

Celebrating More than 20 years of Service and Standards Leadership

Clinical Chemistry and Toxicology Laboratory Standards

General Laboratory Standards Products - CLSI Shop

Projects in Progress

ASTUpdate25WR | Implement CLSI M100 With Confidence

M100Ed35 | Performance Standards for Antimicrobial Susceptibility Testing, 35th Edition

Testing with Confidence: Evaluation Protocols & Compliance Strategies

AST 2025

Method Navigator Tool Feedback

eLearning

CLSI Committees Weeks & Document Development Meetings

ASTUpdate25WR | Implement CLSI M100 With Confidence

LDT24WR | LDT Foundations Webinar Series: Exploring Standards that Support LDT Developers

Michelle Campbell

M100Ed35 | Performance Standards for Antimicrobial Susceptibility Testing, 35th Edition

CLSI Forms Strategic Laboratory-Developed Test (LDT) Final Rule Advisory Group

GP40 Ed5 | Preparations and Testing of Reagent Water in the Medical Laboratory, 5th Edition

GP40 Ed5 | Preparations and Testing of Reagent Water in the Medical Laboratory, 5th Edition

M64 Ed1 | Implementation of Taxonomy Nomenclature Changes, 1st Edition

New Member Discount

Education

CLSI Volunteer Opportunities for Standards Development

Member Logo

AMR Awareness (WHO)

M23 Ed6 S2 Ed2E | Process to Submit Disk Content (Potency) Data for Joint CLSI-EUCAST Working Group Review and Approval, 2nd Edition

Clinical & Laboratory Standards Institute: CLSI Guidelines

C34 Ed5E | Sweat Testing: Sample Collection and Quantitative Chloride Analysis, 5th Edition

World Antimicrobial Awareness Week 2024

ASTCAP24WR | Identification and Methicillin Resistance Testing for Staphylococci other than S. aureus (SOSA) – What to Do Now?

Saswati Das

EP2024WR | What's New in 2024 for Method Evaluation Standards?

QMS14 Ed2 | Quality Management System: Leadership and Management Roles and Responsibilities, 2nd Edition

CLSI Volunteer Opportunities for Standards Development

EP37 Database | Product EP37Database

World Standards Day 2024

LDT24WR | LDT Foundations Webinar Series: Exploring Standards that Support LDT Developers

MM26 Ed1WR | Guidance for Oncology Laboratory Directors and Supervisors from CLSI MM26: Cancer Molecular Testing Webinar

AUTO11 Ed3 | Information Technology Security of In Vitro Diagnostic Instruments and Software Systems, 3rd Edition

CLSI: Consensus-based Approach to Standards Development

The Latest From GHP

LDT Response Documents

LDT24WR | LDT Foundations Webinar Series: Exploring Standards that Support LDT Developers

CLSI’s Focused on Preparing Labs for Change

QSRLDT Ed2E | Quality System Regulations for Laboratory-Developed Tests: A Practical Guide for the Laboratory, 2nd Edition

CLSI EP47

Projects in Progress

Member Case Study: Expanding CLSI Access With Health System Membership

NBS Case Studies

Newborn Screening Resources

Member Logo

Join CLSI

CLSI Committees Weeks & Document Development Meetings

CLSI Case Study

Free Resources From CLSI

2023 Breakpoints in Use Toolkit

LDT Perspective

EP30 Ed2 | Characterization and Qualification of Commutable Reference Materials for Laboratory Medicine, 2nd Edition

MM26 Ed1 | Interpretive Framework for Laboratory Consultation for Cancer Genetics Testing (Somatic), 1st Edition

EP10 Ed4 | Preliminary Evaluation of Quantitative Medical Laboratory Measurement Procedures, 4th Edition

EPLDT Ed1QGE | Validating Performance Claims for Laboratory-Developed Tests, 1st Edition

EP06Ed2WR | Evaluation of Linearity

EP23Ed2QGE | Developing the Quality Control Plan, 2nd Edition

EP23Ed2WBE | Laboratory Quality Control Based on Risk Management; Electronic Workbook, 2nd Edition

Regulatory2024WR | Streamlining Regulatory Review with Consensus Standards

SIDP2024WR | Breaking Bad Bacteria: Mastering the 2024 CLSI Antimicrobial Susceptibility Testing Updates

The Latest From GHP

CLSI: About Our Standards Development Process

About Us

LQMSOLPKG | LQMS - Laboratory Quality Management System Certificate Program PKG

CLSI Standards Draft Documents for Public Review

Free Resources From CLSI

CLSI AST Standards: New Guidelines Help Slow Spread of Antimicrobial Resistance

LQMSOLPKG | LQMS - Laboratory Quality Management System Certificate Program PKG

Lab Week 2024

Documents

Learn with CLSI

The Clinical and Laboratory Standards Institute Announces the Publication of New Antimicrobial Susceptibility Testing Documents CLSI M100-Ed34, M02-Ed14, and M07-Ed12

PRE01Ed1 | Patient and Laboratory Specimen Identification Processes, 1st Edition

CLSI Standards Draft Documents for Public Review

QMS02Ed7 | Developing and Managing Laboratory Documents, 7th Edition

Member Case Study: Expanding CLSI Access With Health System Membership

AST 2024

QMS29Ed1 | Management Review, 1st Edition

M07Ed12 | Methods for Dilution Antimicrobial Susceptibility Tests for Bacteria That Grow Aerobically, 12th Edition

M02Ed14 | Performance Standards for Antimicrobial Disk Susceptibility Tests, 14th Edition

M100Ed34 | Performance Standards for Antimicrobial Susceptibility Testing, 34th Edition

ASTUpdate24WR | CLSI 2024 AST Webinar: M100-Ed34 Updates

NEW Country-Based Pricing

Free Resources From CLSI

CLSI Volunteer Opportunities for Standards Development

CLSI Blog: Clinical & Laboratory Standards Articles

ASTUpdate24WR | CLSI 2024 AST Webinar: M100-Ed34 Updates

AST News Update January 2024: Sulbactam-Durlobactam: The “double beta-lactamase inhibitor” drug

Join CLSI

CLSI Announces Recipients of 2024 Excellence Awards

M100Ed34 | Performance Standards for Antimicrobial Susceptibility Testing, 34th Edition

Clinical Chemistry and Toxicology Laboratory Standards

AST News Updates

Phlebotomy Related CLSI Documents

AST News Updates

CLSI eLearning Programs

CLSI Committees Weeks & Document Development Meetings

Submit CLSI Case Study

VET01Ed6 | Performance Standards for Antimicrobial Disk and Dilution Susceptibility Tests for Bacteria Isolated From Animals, 6th Edition

Subscription Products

NEW Country-Based Pricing

MR15Ed1E | Piperacillin-Tazobactam and P. aeruginosa, 1st Edition

CLSI Committees Weeks & Document Development Meetings

Join CLSI

Crossword Puzzle

2023 Breakpoints in Use Toolkit

Member Logo

New Products

CLSI: About Our Standards Development Process

Education

Propose a Project

Projects in Progress

Free Resources From CLSI

Membership Options for Individual Supporters of CLSI

What Does the End of the Federal COVID-19 Public Health Emergency Mean for Medical Labs & Device Manufacturers?

POCT05Ed2 | Performance Metrics for Continuous Interstitial Glucose Monitoring, 2nd Edition

What We've Done: CLSI GHP Program Locations

Member Case Study: Creating a CLSI Intelligence Team at Your Organization

Critical Standards Added to CLSI’s Micro Free

CLSI Blog: Clinical & Laboratory Standards Articles

QMS01CL | Gap Analysis Checklists, 1st Edition

About Us

Free Resources From CLSI

2023 Breakpoints in Use Toolkit

CLSI Case Study

The Latest From GHP

CLSI Blog: Clinical & Laboratory Standards Articles

World Standards Day 2023

BIT2023WR | Get Current! Using the 2023 Breakpoint Implementation Toolkit to Update and Document AST Breakpoints

EP12Ed3IGE | Verification of Performance of a Qualitative, Binary Output Examination Implementation Guide, 3rd Edition

QMS17Ed2 | External Assessments, Audits, and Inspections of the Laboratory, 2nd Edition

POCT18Ed1E | Selection Process for CLIA-Waived Testing for SARS-CoV-2, Respiratory Syncytial Virus, and Influenza Viruses, 1st Edition

Association 100 Podcast Interview With CLSI’s CEO, Barb Jones

NBS01 Video

GP41Ed7: Collecting Diagnostic Venous Blood Specimens

Newborn Screening

September is Newborn Screening Awareness Month

AST News Updates

Nominate an Excellence Award Recipient

25 Years of Standards Excellence: An Interview with Jen Adams, CLSI Vice President, Standards and Quality

Celebrate Public Health Laboratory Appreciation Month With CLSI

POCT18Ed1E | Selection Process for CLIA-Waived Testing for SARS-CoV-2, Respiratory Syncytial Virus, and Influenza Viruses, 1st Edition

CLSI Volunteer Opportunities for Standards Development

CLSI Case Study

M23Ed6E | Development of In Vitro Susceptibility Test Methods, Breakpoints, and Quality Control Parameters, 6th Edition

EP23Ed2 | Laboratory Quality Control Based on Risk Management, 2nd Edition

M53Ed2 | Criteria for Laboratory Testing and Diagnosis of Human Immunodeficiency Virus Infection, 2nd Edition

AST News Update June 2023: The Latest on Testing Cefiderocol

Learning About Veterinary AST From Lady Glittersparkles

POCT18Ed1E | Selection Process for CLIA-Waived Testing for SARS-CoV-2, Respiratory Syncytial Virus, and Influenza Viruses, 1st Edition

The Tomorrow’s Workforce Coalition Launches with More than 500 Inaugural Member Organizations – Groups Will Advocate to Help Pass the Freedom to Invest in Tomorrow’s Workforce Act

EP23Ed2 | Laboratory Quality Control Based on Risk Management, 2nd Edition

Nominate an Excellence Award Recipient

SIDP - SIDP Education Center

MM09Ed3WR | MM09: Modernizing Guidance for Clinical Sequencing: Human Genetic and Genomic Testing Using Traditional and High-Throughput Nucleic Acid Sequencing Methods

PRE04Ed1 | Procedures for Handling, Transport, and Processing of Blood Specimens for Common Laboratory Tests, 1st Edition

M23Ed6E | Development of In Vitro Susceptibility Test Methods, Breakpoints, and Quality Control Parameters, 6th Edition

AST News Update June 2023: New CLSI Intrinsic Resistance Guidance for Fungi

2023 Breakpoints in Use Toolkit

AACC 2023 CLSI Expert Presenters

EP33Ed2 | Use of Delta Checks in the Medical Laboratory, 2nd Edition

MEM810WR | Expanding CLSI Access with Health System Membership

2023 Call for Nominations

AST News Update June 2023: Aminoglycoside Case Study

EP33Ed2 | Use of Delta Checks in the Medical Laboratory, 2nd Edition

MM01Ed4 | Molecular Testing for Heritable Genetics and Specimen Identification, 4th Edition

Tanzania Case Study: CLSI Global Partnerships & Training

M23Ed5S3Ed1E | Procedure for Confirming the Acceptability of Mueller-Hinton Agar Sources for Subsequent Use in CLSI and/or EUCAST Studies to Establish Disk Diffusion QC Ranges, 1st Edition

Kazakhstan Case Study

AST News Updates

About Us

CLSI Blog: Clinical & Laboratory Standards Articles

Volunteer

QMS18Ed2 | Process Management, 2nd Edition

New: 2023 Breakpoints in Use Toolkit

LQMS - Laboratory Quality Management System Certificate Program PKG

AUTO17Ed1E | Semantic Interoperability for In Vitro Diagnostic Systems, 1st Edition

What Does the End of the Federal COVID-19 Public Health Emergency Mean for Medical Labs & Device Manufacturers?

What Does the End of the Federal COVID-19 Public Health Emergency Mean for Medical Labs & Device Manufacturers?

Critical Standards Added to CLSI’s Micro Free

Propose a Project

Free Resources From CLSI

QMS15OL | Laboratory Internal Auditing Course

Member Case Study: Creating a CLSI Intelligence Team at Your Organization

EP25Ed2 | Evaluation of Stability of In Vitro Medical Laboratory Test Reagents, 2nd Edition

What Labs Need to Know About the CDC’s Marburg Virus Advisory

Meeting Registration

NBS02Ed3 | Newborn Screening Follow-up and Education, 3rd Edition

Micro Free

Lab Week 2023

Meeting | Subcommittee on AST

CLSI 2023 AST Webinar: M100-Ed33 Updates

Free Making a Difference Through Newborn Screening Video

M24S | Performance Standards for Susceptibility Testing of Mycobacteria, Nocardia spp., and Other Aerobic Actinomycetes, 2nd Edition

M100Ed33 | Performance Standards for Antimicrobial Susceptibility Testing, 33rd Edition

Member Webinar | Expanding CLSI Involvement at Your Organization Webinar

AST & CAP Webinar | What’s New in Susceptibility Testing of Mycobacteria

January 2023 AST Education Session: Guiding Stewardship With Thoughtful Antimicrobial Reporting - An Updated Approach for 2023

Blog

Membership

Excellence Awards 2023

Enews Sign up

EP19-Ed3 (Report)

Gap Analysis Tool

Method Navigator

NBS01 Video

QMS15OL Course

Volunteering

COVID Testing Resources

Rationale Documents

AST Meeting Files