
The Global Sustainable Tourism Council (GSTC) published the GSTC Hotel Standard v4.0 and the GSTC Tour Operator Standard v4.0 on December 30, 2025.
With this update,
For the transition to the new standards, a three-year transition period is foreseen until December 30, 2028.
In order to support a smooth and consistent transition to the revised standards, GSTC has published the Transition Planning Guidelines for the GSTC Hotel and Tour Operator Standards.
Click for detailed information:
https://www.gstc.org/gstc-publishes-transition-guidelines/