Chapter NR 274 - Nonferrous metals manufacturing

  1. § NR 274.001 - Purpose
  2. § NR 274.002 - Applicability
  3. § NR 274.003 - General definitions
  4. § NR 274.004 - Compliance dates
  5. § NR 274.005 - Removal allowances for pretreatment standards
  6. § NR 274.006 - General provisions
  7. Subchapter I - Bauxite Refining (§ NR 274.01 to NR 274.016)
  8. Subchapter II - Primary Aluminum Smelting (§ NR 274.02 to NR 274.026)
  9. Subchapter III - Secondary Aluminum Smelting (§ NR 274.03 to NR 274.036)
  10. Subchapter IV - Primary Copper Smelting (§ NR 274.04 to NR 274.046)
  11. Subchapter V - Primary Electrolytic Copper Refining (§ NR 274.05 to NR 274.056)
  12. Subchapter VI - Secondary Copper (§ NR 274.06 to NR 274.066)
  13. Subchapter VII - Primary Lead (§ NR 274.07 to NR 274.076)
  14. Subchapter VIII - Primary Zinc (§ NR 274.08 to NR 274.086)
  15. Subchapter IX - Metallurgical Acid Plants (§ NR 274.09 to NR 274.096)
  16. Subchapter X - Primary Tungsten (§ NR 274.10 to NR 274.106)
  17. Subchapter XI - Primary Columbium-Tantalum (§ NR 274.11 to NR 274.116)
  18. Subchapter XII - Secondary Silver (§ NR 274.12 to NR 274.126)
  19. Subchapter XIII - Secondary Lead (§ NR 274.13 to NR 274.136)
  20. Subchapter XIV - Primary Antimony (§ NR 274.14 to NR 274.146)
  21. Subchapter XV - Primary Beryllium (§ NR 274.15 to NR 274.156)
  22. Subchapter XVIII - Primary and Secondary Germanium and Gallium (§ NR 274.18 to NR 274.186)
  23. Subchapter XIX - Secondary Indium (§ NR 274.19 to NR 274.196)
  24. Subchapter XX - Secondary Mercury (§ NR 274.20 to NR 274.206)
  25. Subchapter XXI - Primary Molybdenum and Rhenium (§ NR 274.21 to NR 274.216)
  26. Subchapter XXIII - Primary Nickel and Cobalt (§ NR 274.23 to NR 274.236)
  27. Subchapter XXIV - Secondary Nickel (§ NR 274.24 to NR 274.246)
  28. Subchapter XXV - Primary Precious Metals and Mercury (§ NR 274.25 to NR 274.256)
  29. Subchapter XXVI - Secondary Precious Metals (§ NR 274.26 to NR 274.266)
  30. Subchapter XXVII - Primary Rare Earth Metals (§ NR 274.27 to NR 274.276)
  31. Subchapter XXVIII - Secondary Tantalum (§ NR 274.28 to NR 274.286)
  32. Subchapter XXIX - Secondary Tin (§ NR 274.29 to NR 274.296)
  33. Subchapter XXX - Primary and Secondary Titanium (§ NR 274.30 to NR 274.306)
  34. Subchapter XXXI - Secondary Tungsten and Cobalt (§ NR 274.31 to NR 274.316)
  35. Subchapter XXXII - Secondary Uranium (§ NR 274.32 to NR 274.326)
  36. Subchapter XXXIII - Primary Zirconium and Hafnium (§ NR 274.33 to NR 274.336)

Current through March 28, 2022

Notes

Chapter NR 274 as it existed on March 31, 1991 was repealed and a new chapter NR 274 was created effective April 1, 1991.

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