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CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS (Parts 400–471) > PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY > SUBPART AO—Hydrogen Production Subcategory (§415.410 to §415.412) > 415.410—Applicability; description of the hydrogen production subcategory.
415.410—Applicability; description of the hydrogen production subcategory.
The provisions of this subpart are applicable to discharges resulting from the production of hydrogen as a refinery by-product.