This International Standard defines the requirements for the use of ISO/ IEC 27001 in any specific sector (field, application area or market sector). It explains how to include requirements additional to those in ISO/ IEC 27001, how to refine any of the ISO/ IEC 27001 requirements, and how to include controls or control sets in addition to ISO/ IEC 27001:2013, Annex A.
This International Standard ensures that additional or refined requirements are not in conflict with the requirements in ISO/ IEC 27001.
This International Standard is applicable to those involved in producing sector-specific standards that relate to ISO/ IEC 27001.