ISO INTERNATIONAL STANDARD 50021 First edition 2019-02 Energy management and energy savings - General guidelines for selecting energy savings evaluators Lignes directrices générales pour la sélection des personnes chargées d'évaluer les économies d'energie Reference number IS0 50021:2019(E) osi @IS02019 IS0 50021:2019(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2019 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 the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso'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 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2019 - All rights reserved IS0 50021:2019(E) Contents Page Foreword ..iv Introduction .V 1 Scope. ..1 2 Normative references ..1 3 Terms and definitions .1 4 Considerations for selecting energy savings evaluators .3 4.1 General .3 4.2 Final objectives of the energy savings evaluation .3 4.3 Subjects of the energy savings evaluation. .3 4.4 Approaches to the energy savings evaluation .3 4.5 Reporting requirements 4 4.6 Budgets for the energy savings evaluation 4 5 Roles and responsibilities 4 6 Principles for selecting energy savings evaluators .5 6.1 General .5 6.2 Confidentiality .5 6.3 Impartiality 5 6.4 Transparency .6 6.5 Competence .6 6.6 Professional conduct .6 7 Competencies of energy savings evaluators .6 7.1 General .6 7.2 Knowledge and skills 7 7.3 Demonstration of knowledge and skills 7 7.3.1 General. 7 7.3.2 Education 7 7.3.3 Experience 7.3.4 Recordsandcredentials Annex A (informative) Examples of selection methods for energy savings evaluators. ..8 Annex B (informative) Examples of the knowledge and skills of energy savings evaluators Annex C (informative) Examples of demonstrating the knowledge and skills of energy savings evaluators (education and experience) ..13 Annex D (informative) Examples of credentials for energy savings evaluators. ..15 Bibliography ..16 @ IS0 2019 - All rights reserved ii