ISO INTERNATIONAL STANDARD 29481-3 First edition 2022-09 Building information models - Information delivery manual - Part 3: Data schema Modeles des informations de la construction - Protocole d'échange d'informations Partie 3: Schéma de données Reference number IS0 29481-3:2022(E) ISO @IS02022 IS0 29481-3:2022(E) COPYRIGHT PROTECTED DOCUMENT @ IS0 2022 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 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 Email: copyright@iso.org Website: www.iso.org Published in Switzerland ii @IS02022-Allrightsreserved