California CTSCA
SB 657 (2010) — California Transparency in Supply Chains Act, Civil Code §1714.43
Topic : Human rights · Level : Regional
Today
In force since 2012, unchanged. Disclosure-only law enforced by the California Attorney General.
Summary
Large retailers and manufacturers doing business in California must publish what they do to check labour conditions and human rights in their direct supply chain. The law requires disclosure only, not specific actions.
Who is concerned
- Turnover
- > USD 100 million annual worldwide gross receipts
- Employees
- non précisé
- Listed company
- cotées et non cotées
- Sectors
- Retail
- Manufacturing
- Triggering activities
- Retailer or manufacturer doing business in CA
- Worldwide receipts above USD 100 million
- Extraterritorial reach
- Yes
Disclosure covers efforts to address slavery and trafficking in the direct supply chain, including foreign suppliers.
- Examples
- Apparel retailer selling in California
- Consumer electronics brand
- Food manufacturer above USD 100m
What the law requires
- Disclose how supply chains are verified for labour and human-rights risks
- Disclose whether supplier audits are carried out
- Disclose supplier certification and internal accountability
- Disclose training for supply-chain staff
Penalties
No fines; exclusive remedy is an injunctive action by the California Attorney General.
What this changes for a supplier in China
Buyers ask Chinese suppliers to sign codes of conduct, certify compliance with labor laws and accept social audits.
Expected evidence
- Signed supplier code of conduct
- Labor law compliance certification
- Social audit report (e.g. SMETA, amfori BSCI)
Tiers : Tier 1

