CFR > Title 40 > Chapter I > Subchapter N > Part 436 > Subpart Z CFR > Title 40 > Chapter I > Subchapter N > Part 436 > Subpart Z – Novaculite Subcategory Current as of: 2024 | Check for updates | Other versions § 436.260 Applicability; description of the novaculite subcategory § 436.261 Specialized definitions § 436.262 Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available