Introducing Supplier to Zero Version 2

Supplier to Zero Version 2 is here, providing suppliers with an enhanced framework to assess, demonstrate and continuously improve their sustainable chemical management performance.

Since its launch, Supplier to Zero has helped suppliers worldwide strengthen their chemical management systems and demonstrate progress on their Roadmap to Zero journey. As industry expectations and best practices continue to evolve, so does Supplier to Zero.

Supplier to Zero Version 2 provides greater clarity, recognises continuous improvement and better supports suppliers in implementing responsible chemical management practices.

Whether you're completing your first assessment or progressing on your journey, now is the time to explore Supplier to Zero Version 2 and prepare for the transition.

Why Supplier to Zero has evolved

Supplier to Zero Version 2 reflects the continued evolution of the programme and the industry's changing needs. It provides a clearer framework for suppliers to demonstrate performance across 3 levels, strengthen chemical management practices and support continuous improvement.

Learn more about the vision behind Supplier to Zero Version 2 in Why Supplier to Zero Must Evolve, an article by Francesco Pianca, ZDHC Chief Implementation Officer.

Getting started with Supplier to Zero Version 2

Log in to the new Supplier Platform to explore Supplier to Zero Version 2. Within the platform, you can:

• Complete your supplier profile.
• Access the updated Supplier to Zero assessment.
• Review the latest guidance and download the manual.
• Begin preparing for your next assessment during the transition period.

Go to the Supplier Platform

Resources and training

We've updated a range of resources to help you understand and prepare for Supplier to Zero Version 2.

Supplier to Zero V2 Manual

The Supplier to Zero V2 Manual is your primary reference guide for Version 2. It explains the assessment framework, outlines the requirements for each level and provides detailed guidance to help you successfully complete your assessment. Review the manual before starting your assessment.

Knowledge Base

The Supplier to Zero Knowledge Base has been updated with new and revised guidance articles to support Version 2. These resources provide answers to common questions, explain assessment requirements and offer additional guidance throughout your Supplier to Zero journey.

Knowledge Base

Transition timeline

Supplier to Zero Version 2 will be introduced through a transition period, giving suppliers time to familiarise themselves with the updated requirements and prepare before Version 2 becomes mandatory.

• 31 July 2026: Publication of Supplier to Zero Version 2
• 1 August 2026 to 31 January 2027: Six-month transition period
• 1 February 2027: Mandatory implementation date

Next steps

• Log in to the Supplier Platform and explore the updated requirements and performance criteria.
• Read the ZDHC Supplier to Zero V2 Manual to understand the Version 2 assessment framework.
• Review the updated Knowledge Base articles for additional guidance.
• Register for the Supplier to Zero Version 2 webinar on 13 August.
• Begin preparing your organisation for your next Supplier to Zero assessment.

Why Supplier to Zero Must Evolve - Read more here!

Watch the Forum Call on Supplier to Zero here!