Applicability: Description of the primary rare earth metals subcategory.

1. Law
2. CFR 40
3. Protection of Environment
4. Environmental Protection Agency
5. Effluent Guidelines and Standards
6. Nonferrous Metals Manufacturing Point Source Category
7. Primary Rare Earth Metals Subcategory
8. Applicability: Description of the primary rare earth metals subcategory.

§ 421.270 Applicability: Description of the primary rare earth metals subcategory.

The provisions of this subpart are applicable to discharges resulting from the production of rare earth metals and mischmetal by primary rare earth metals facilities processing rare earth metal oxides, chlorides, and fluorides.

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