US Carbon Regulation: What Trump 2.0 Changes (and Doesn't) for Advertising
The SEC rolled back climate rules. California, New York and the CSRD didn't. What the US regulatory patchwork means for advertising carbon measurement in 2026.
California
California's Scope 3 Law: Advertising Compliance Guide 2026
California's groundbreaking climate disclosure law is now in effect, requiring companies with over $1B in revenue to report all Scope 3 emissions—including digital advertising. Here's what you must disclose, how to calculate it, and the compliance roadmap for 2026.