ISO INTERNATIONAL STANDARD 22322 Second edition 2022-12 Security and resilience - Emergency management Guidelines for public warning Sécurité et résilience - Gestion des situations d'urgence - Lignes directrices relatives aux mises en garde de la population Reference number ISO 22322:2022(E) ISO @IS02022 IS0 22322:2022(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: [email protected] Website: www.iso.org Published in Switzerland ii @IS02022-Allrightsreserved