Illustration of California SB 253 climate disclosure compliance — CA map with emissions chart and August 10 calendar

SB 253 Compliance 2026: California’s Aug 10 Deadline

Who has to file California’s SB 253 climate disclosure by August 10, 2026? Any company with more than $1B in total annual revenues that meets the state’s “doing business in California” test. SB 253 compliance means submitting Scope 1 and Scope 2 greenhouse-gas data to CARB — with limited enforcement discretion in the first year….