NA 147

DIN Standards Committee Quality Management, Statistics and Certification


Guidance on project management (ISO 21500:2021)


This document specifies the organizational context and underlying concepts for undertaking project, programme and portfolio management. It also provides guidance for organizations to adopt or improve project, programme and portfolio management using the standards prepared by ISO/TC 258. This document is applicable to most organizations, including public and private organizations and it is not dependent on the size and type of the organization. It is also applicable to any project, programme and portfolio, regardless of complexity, size or duration.



Planned document number

DIN ISO 21500

Project number


Responsible national committee

NA 147-00-04 AA - project management 

Responsible international committee

ISO/TC 258 - Project, programme and portfolio management 

previous edition(s)

Guidance on project management (ISO 21500:2012)

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