California Passes AB 10604: Ban on Ban Bisphenol‑Containing Paper Proof of Purchase
Nov. 12 2026
On September 30, 2026, the Governor of California signed AB 1604 (Chapter 882 of 2026), formally legislating to restrict the intentional use of bisphenol A and other bisphenol-like substances in paper shopping receipts (i.e., paper receipts), and stipulated that the relevant requirements be implemented in stages.
Requirement Summary and Effective Dates:
Proof of Purchase:
A receipt for the retail sale of food, alcohol, or other tangible personal property, or for the provision of services, provided at the point of sale.
Bisphenol:
A chemical with two phenol rings connected by a single linker atom. The linker atom and phenol rings may have additional substituents. For example: Bisphenol A or Bisphenol S.
Requirement | Effective date |
No person shall manufacture, distribute, sell, or offer for sale a paper proof of purchase that contains intentionally added bisphenol A | January 1, 2028 |
No person shall manufacture, distribute, sell, or offer for sale a paper proof of purchase that contains intentionally added bisphenols | January 1, 2029 |
For more information, see text of: Assembly Bill No. 1604 CHAPTER 882
https://leginfo.legislature.ca.gov/faces/billTextClient.xhtml?bill_id=202520260AB1604
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26B-086
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