Watershed for the California Climate Rules
Streamline California SB 253 and SB 261 compliance
Watershed combines a purpose-built sustainability reporting platform with embedded expertise to reduce the time, cost, and complexity of end-to-end California SB 253 and SB 261 reporting.
Measure and report in one audit-ready platform
With Watershed's intelligent data collection, you can quickly collect the right business data for compliant SB 253 greenhouse gas emissions measurements. Watershed is built for assurance with tools to identify errors, detect anomalies, and track every calculation for auditors to sign off on.
Understand your SB 261 climate risks
Work with Watershed to understand and report on the climate risks that are material to your business. Aligned with TCFD, Watershed's climate risk support covers your needs for SB 261 reporting.
Leverage embedded expertise across California reporting
Our California report builder guides you step-by-step through the reporting journey.
Leverage embedded guidance from our team of sustainability experts and review real-world benchmarks that show how other companies are answering the same questions. Streamline collaboration with authoring tools that track progress towards a complete, disclosure-ready report.
Repurpose data across reports
Watershed is the only platform engineered for results—as well as reporting. Easily repurpose and build on your California data and insights to power other reporting efforts like CDP and ISSB, model scenarios, identify actions, and fund scientifically vetted carbon removal from our industry-leading marketplace.
California climate disclosure timelines
August 2024 | SB 219 signed into law with SB 253 & SB 261 |
Late 2025 | CARB will release additional guidance focused on scoping definitions and where to publish reports |
January 1, 2026 | First TCFD report due from companies with >$500M revenue |
2026 on FY 2025 data | Scope 1-2 emissions & assurance due from companies with >$1B revenue |
2027 on FY2026 data | Scope 3 emissions due from companies with >$1B revenue |
Explore interactive product tours
Click around interactive product tours to see the Watershed platform in action.
Watershed’s Policy Advisory Board
Our Policy Advisory Board includes many of the leaders shaping global sustainability standards and regulations. Their expertise informs Watershed’s products and services, which ensures our customers stay ahead of the regulatory curve.
Gayle Miller
Former counselor to Governor Newsom and chief deputy of policy to the California Department of Finance
Curtis Ravenel
Founding member of TCFD & TNFD senior advisor
Mary Schapiro
Former chair of the SEC
Paul Simpson OBE
Co-founder of CDP and partner at ERM
Rob J. Jackson, JR
Former SEC commissioner
