USA – California · Chemicals · Automotive Aftermarket
California’s Department of Toxic Substances Control (DTSC) has proposed listing cleaning products containing hydrofluoric acid (HF) or HF-releasing bifluoride compounds as Priority Products under the Safer Consumer Products program. The proposal also includes a sales prohibition and targets products commonly used in the automotive aftermarket, including rust removers, wheel cleaners, and metal cleaners/brighteners.
Products & Substances in Scope
This is a new proposed Priority Product listing. If finalized, affected products would become subject to California’s Safer Consumer Products framework, including alternatives analysis requirements and a proposed prohibition on product sales.
Key Dates & Regulatory Timeline
- Official publication: June 8, 2026
- Public comment period: June 5/8 – July 20, 2026 (45-day consultation)
- Comment deadline: July 20, 2026
- Anticipated implementation: Mid-to-late 2027, if the proposal is finalized
Proposed Regulatory Changes
- Priority Product designation for HF-containing cleaning products
- Proposed prohibition on product sales
- Alternatives analysis requirements under the SCP program
- First HF-specific proposal under California’s Safer Consumer Products framework
Who Is Affected
- Automotive aftermarket chemical manufacturers
- Wheel cleaner and rust remover suppliers
- Metal cleaner and brightener manufacturers
- Retailers distributing affected products in California
- Compliance and product stewardship teams
What Companies Should Do Now
- Review affected cleaning product formulations for hydrofluoric acid and bifluoride compounds
- Submit comments before the July 20, 2026 consultation deadline, where appropriate
- Evaluate reformulation options for products marketed in California
- Monitor DTSC’s final Priority Product determination and implementation timeline
- Prepare for potential alternatives analysis and future sales restrictions
This high-priority proposal could significantly impact manufacturers and retailers of automotive cleaning products containing hydrofluoric acid. Companies supplying rust removers, wheel cleaners, and metal cleaners in California should actively participate in the public consultation, assess reformulation strategies, and prepare for potential Priority Product obligations and sales restrictions if the proposal is adopted.
Reach out to our regulation experts on chemical and product regulatory compliances












