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15 U.S.C. 2604, 2607, and 2625(c).
49 FR 35018, Sept. 5, 1984, unless otherwise noted.
54 FR 31308, July 27, 1989, unless otherwise noted.
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Nomenclature changes to part 721 appear at 87 FR 39764, July 5, 2022.
Whenever a substance is identified in subpart E of this part as being subject to this section, a significant new use of the substance is any method of:
(a) Disposal of the process stream associated with any use of the substance or with any manner or method of manufacturing associated with any use of the substance other than by the following. This provision does not supersede any applicable Federal, State, or local laws and regulations.
(1) Incineration.
(2) Landfill.
(3) Deep well injection.
(b) Disposal of the process stream associated with any use or with any manner or method of processing associated with any use other than by the following. This provision does not supersede any applicable Federal, State, or local laws and regulations.
(1) Incineration.
(2) Landfill.
(3) Deep well injection.
(c) Disposal of the use stream associated with any use, other than by the following. This provision does not supersede any applicable Federal, State, or local laws and regulations.
(1) Incineration.
(2) Landfill.
(3) Deep well injection.
(d) Disposal of the substance associated with any use of the substance, or with any manner or method of manufacture or processing in association with any use. This provision does not supersede any applicable Federal, State, or local laws and regulations.
[54 FR 31308, July 27, 1989, as amended at 87 FR 39769, July 5, 2022]