Important updates to GWO Training Standards come into full effect on 10 September 2026.

The six-month grace period following the release of updated GWO Training Standards in March 2026 will end on Thursday 10 September 2026. As previously communicated, changes to the refresher standards and WINDA training records will come into full effect on this date.
From 10 September, the previous versions of the refresher training standards will be removed and only the new and merged standards will be visible on the website. This change applies to:
Detailed guidance on the changes and their implications for Training Providers, Certification Bodies, Auditors and WINDA Training Record Holders is available in the GWO Technical Bulletin V1.1.
Please review the relevant sections of the GWO Technical Bulletin V1.1 for more information about the changes coming into effect on 10 September 2026.