ISO/IEC INTERNATIONAL STANDARD 17043 Second edition 2023-05 Conformity assessment General requirements for the competence of proficiency testing providers Evaluation de la conformiteé - Exigences générales concernant la compeétence des organisateurs d'essais d'aptitude Reference number IEC IS0/IEC17043:2023(E) ISO @ IS0/IEC 2023 IS0/IEC 17043:2023(E) COPYRIGHT PROTECTED DOCUMENT @IS0/IEC2023 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on or IsoO's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +41 22 749 01 11 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0/IEC 2023 - All rights reserved