Research Notes

SSBJ and CBAM Launch Simultaneously in 2026 — The Dual Challenge of 'Disclosure and Carbon Costs' Facing Japanese Companies

A February 2026 amendment to Cabinet Office ordinances establishes the legal basis for mandatory SSBJ disclosure, while CBAM enters full enforcement in January of the same year. Whether companies can design an integrated response to both regulations around the shared foundation of supply chain emissions data will determine their competitive edge.