ISO/CIE TR TECHNICAL REPORT 3092 First edition 2023-09 Light and lighting Energy performance of lighting in buildings Explanation and justification of IS0/CIE 20086 Reference number IS0/CIE TR 3092:2023(E) cie SO @IS0/CIE2023 IS0/CIE TR 3092:2023(E) COPYRIGHT PROTECTED DOCUMENT @IS0/CIE2023 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 orIso's memberbodyinthe country oftherequester ISO copyright office CIE Central Bureau CP 401 : Ch. de Blandonnet 8 BabenbergerstraBe 9/9A · A-1010 Vienna CH-1214 Vernier, Geneva Phone:+41227490111 Phone: +431 714 3187 Fax: +41 22 749 09 47 Email: [email protected] Email: [email protected] Website: www.iso.org Website: www.cie.co.at PublishedinSwitzerland i @ IS0/CIE 2023 - All rights reserved