

Through expert reviews, tailored training, and ongoing support, we help you develop confident, compliant, and transparent sustainability messaging—reducing legal risks while building trust with your audience.
WHAT OUR SIGNATORIES SAY

“Joining the Charter gave us the tools to communicate our sustainability efforts with confidence, clarity, and credibility.”

“The Charter helped us align our sustainability messaging with the highest standards, building trust with all stakeholders.”

“With the Charter’s guidance, we’ve set a new benchmark for transparency and accountability in our industry.”
How It Works
Joining the Charter is a straightforward, collaborative journey designed to guide you every step of the way.

Application & Assessment
The process begins with an application and initial assessment of your organisation’s practices, media coverage, and history with relevant regulatory bodies.

Development & Approval
Once approved, you’ll enter a development phase that includes a review of your materials, tailored training, and the creation of your Green Claims Policy.

Verification & Guidance
As a recognised signatory, you’ll receive regular reviews to help ensure your communications align with your Green Claims Policy and the Charter’s standards.
Our Signatories
A growing network of organisations committed to responsible sustainability communications.








Our Standards
As a signatory, you will pledge to uphold these core principles:
1.
Transparency.
Clearly communicate the sustainability benefits of your product or service, ensuring no important information is concealed or omitted.
2.
Accountability.
Substantiate your claims with accurate, empirical evidence that is regularly evaluated. Share verifiable facts, figures, and statements.
3.
Fairness.
Use fair, clear, and unambiguous language when making comparisons with other products or organisations.
4.
Honesty.
Make specific, truthful statements about your sustainability efforts, and ensure your actions align with your promises.
Insights and Impact
Explore case studies about our signatories, and best practices in sustainability communications. View all here.

The Power of Proactive Disclosure: How a Green Claims Policy Liberates Your Brand
As demand for sustainable products and services grows, so does scrutiny over claims. Fear of getting it wrong has left many organisations hesitant to communicate their sustainability efforts at all, leading to the rise of greenhushing.

Top Ten Ways to Avoid Greenwashing and Greenhushing in 2025
In 2025, two pitfalls—greenwashing (misleading claims about sustainability) and greenhushing (failing to disclose meaningful sustainability efforts)—remain challenges for corporate communicators. Striking the right balance between transparency and authenticity is crucial.

The Greenwashing Regulatory Landscape in North America in 2025
In 2025, greenwashing has become a key focus for regulators in North America. As more companies promote their environmental credentials, authorities in the United States and Canada are working harder to ensure businesses make accurate and truthful claims.