CFR › Title 19 › Part 12 › §12.11919 CFR §12.119Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkSections 12.120 through 12.127 apply to the importation into the customs territory of the United States of:(a)Chemical substances in bulk form and as part of a mixture under TSCA;(b)TSCA-excluded chemicals; and(c)Articles containing a chemical substance or mixture if so required by the Administrator by specific rule under TSCA.