ISO 21401:2018, including Amendment 1: Climate action changes

Accommodation Establishments Sustainability Management

ISO 21401 (2018) is a management system standard: Accommodation Establishments Sustainability Management. Specifies sustainability management system requirements for accommodation establishments. It applies to accommodation establishments.

Class
Management system standard
Edition
2018
Related sectors
1
Last verified

What is this standard?

Specifies sustainability management system requirements for accommodation establishments.

What ISO 21401 does not replace

  • It does not substitute for a tourism operating licence.
  • Green Key and Blue Flag are separate programmes; Blue Flag applies to coastal and marine facilities, not accommodation.

Who is it for?

Accommodation establishments.

What triggers an assessment?

  • An accommodation establishment is operated and a sustainability claim is intended.
  • A tour operator or corporate customer imposes a sustainability requirement.
  • Environmental and social performance needs to be measured.

Official source

Amendment source

Last verified:

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"ISO 21401:2018, including Amendment 1: Climate action changes." Certifidex, FutureTechnologies. Last verified 4 August 2026. https://certifidex.com/iso-standards/iso-21401-accommodation-establishments-sustainability-management

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