ISO/IEC 17043 and Accreditation for Proficiency Testing Providers (MS 140)

This course provides the participant with a comprehensive look at Proficiency Testing (PT), including the design and operation of PT schemes, statistical methods, reporting, and interpretation. The participant will gain an understanding of the requirements of ISO/IEC 17043 and ISO 13528, and will be presented with tools for basic statistical design and data analysis.


Course Content

  • Definitions from ISO/IEC 17043.
  • Types of proficiency testing.
  • Various standards and guides for PT.
  • Management system requirements.
  • Design of PT schemes.
  • Preparation of PT items.
  • Reports.
  • Statistics for PT.
  • Interpretation of results for participants, accreditation bodies and other interested parties.
  • A2LA Accreditation process and benefits,
  • National and international practices.


Expertise in a technical field of measurement where Proficiency Testing is used or needed.

Target Attendees

Proficiency testing providers considering accreditation to ISO requirements, or seeking a better understanding of the basic requirements for PT and process improvement; Accreditation Bodies; Assessors.

Learning Outcomes

After successful completion of the course, participants will be able to:

1.    Identify the Documents and Records required;
2.    Implement actionable clauses;
3.    Apply basic statistical techniques for analysis;
4.    Practice statistical methodologies for designing and analyzing a Proficiency Testing scheme; and
5.    Build an optimal statistical design for the objectives of a Proficiency Testing scheme


CEUs Awarded

1.6 CEUs Awarded*

Presentation Style

Lecture, discussion, and group exercises.

Hands-on exercises using Microsoft Excel. Please bring a laptop with Microsoft Excel or compatible spreadsheet program loaded in the computer for an interactive workshop.


ISO/IEC 17043:2010 Conformity Assessment - General Requirements for Proficiency Testing
ISO 13528:2015 Statistical Methods for Use in Proficiency Testing by Interlaboratory Comparison


*American Association for Laboratory Accreditation (A2LA) is accredited by the International Association for Continuing Education and Training (IACET) and is authorized to issue the IACET CEU.



PLEASE NOTE: Registration for public training courses will close 7 days prior to the start date.
A2LA can offer on-site training at your facility. For additional information about this option, please submit your request here.