U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 40Chapter IPart 415Subpart E - Subpart E—Calcium Oxide Production Subcategory
View all text of Subpart E [§ 415.50 - § 415.56]
§ 415.50 - Applicability; description of the calcium oxide production subcategory.

The provisions of this subpart are applicable to discharges resulting from the production of calcium oxide.

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