The agency simultaneously issued a survey to validate the list.
By Joshua T. Bledsoe, Nikki Buffa, Betty M. Huber, Austin J. Pierce, and Shawna Strecker
On September 24, 2025, the California Air Resources Board (CARB) published a list of entities that it believes will be subject to requirements under Senate Bill (SB) 253 and/or SB 261. The list serves as an initial reference point for companies with a nexus to California regarding their reporting obligations. CARB








