40 CFR Part 421 - Subpart Y - Primary Rare Earth Metals Subcategory
- § 421.270 Applicability: Description of the primary rare earth metals subcategory.
- § 421.271 Specialized definitions.
- §§ 421.272-421.273 [Reserved]
- § 421.274 Standards of performance for new sources.
- § 421.275 Pretreatment standards for existing sources.
- § 421.276 Pretreatment standards for new sources.
- § 421.277 [Reserved]
Source:
50 FR 38371, Sept. 20, 1985, unless otherwise noted.