Reference Source

Hexachlorobutadiene (HCBD)

What is the tsca section for Hexachlorobutadiene (HCBD)?

For Hexachlorobutadiene (HCBD), tsca section is 6(h); rule status is Final; final rule date is January 2021; prohibited uses is Manufacturing (including import), processing, and distribution in commerce of HCBD and HCBD-containing products or articles; exemptions is The unintentional production of HCBD as a byproduct during the production of chlorinated solvents, and the processing and distribution in commerce of HCBD for burning as a waste fuel, recorded from its source on 2026-08-18; source re-checked 2026-09-27.

EPA prohibited the manufacturing (including import), processing, and distribution in commerce of HCBD and HCBD-containing products or articles, except for the unintentional production of HCBD as a byproduct during the production of chlorinated solvents, and the processing and distribution in commerce of HCBD for burning as a waste fuel.

— epa.gov, retrieved 2026-08-18

Chemical
Hexachlorobutadiene (HCBD)
TSCA section
6(h)
Rule status
Final our reading
Final rule date
January 2021
Prohibited uses
Manufacturing (including import), processing, and distribution in commerce of HCBD and HCBD-containing products or articles verified
Exemptions
The unintentional production of HCBD as a byproduct during the production of chlorinated solvents, and the processing and distribution in commerce of HCBD for burning as a waste fuel verified
Sourceepa.gov
Verified
Review by
DatasetEPA TSCA Section 6 chemical risk management status: prohibitions, effective dates, and exemptions

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.