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PROPOSED RULECOMMENTS CLOSED SEPTEMBER 17, 2026

Notice of Availability and Request for Comment: Revision to the Voluntary Standard for Products Containing Button Cell or Coin Batteries

Consumer Product Safety Commission

The U.S. Consumer Product Safety Commission's (Commission or CPSC) mandatory rule, Safety Standard for Button Cell or Coin Batteries and Consumer Products Containing Such Products, incorporates by reference UL 4200A, Standard for Safety for Products Incorporating Button Batteries or Coin Cell Batteries. UL notified the Commission that it has revised this incorporated voluntary standard. CPSC seeks comment on whether the revision improves the safety of button cell or coin batteries and consumer products containing such products.

Published September 3, 2026Document 2026-18103

What happens next

The comment period closed on September 17, 2026. The agency now reviews the comments. If it goes ahead, it publishes a final rule in the Federal Register that responds to significant comments. We link it here when it appears. See what is open for comment now.

From the Federal Register as of November 3, 2026. Deadlines can change; the official document governs. Not legal advice.

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