40 CFR 751.701: General.

(a) Applicability. This subpart sets certain restrictions on the manufacture (including import), processing, distribution in commerce, use, or disposal of carbon tetrachloride (CASRN 56-23-5) to prevent unreasonable risk of injury to health in accordance with TSCA section 6(a).

(b) Trace quantities exclusion. Unless otherwise specified in this subpart, the prohibitions and restrictions of this subpart do not apply to carbon tetrachloride that is solely present unintentionally in trace quantities with another chemical substance or mixture.

(c) Owner and operator requirements. Any requirement for an owner or operator, or an owner and operator, is a requirement for any individual that is either an owner or an operator.