The Federal government provides the 40 CFRChapter I Subchapter N regulations on the Government Printing Office accesssite. The following table provides links to the Government PrintingOffice's site for Effluent Guidelines and Standards of 40 CFR Subchapter N WEB pages foreach part.
| Part |
|
| 401 | General Provisions |
| 403 | General Pretreatment Regulations for Existing and New Sources of Pollution |
| 405 | Dairy Products Processing Point Source Category |
| 406 | Grain Mills Point Source Category |
| 407 | Canned and Preserved Fruits and Vegetables Processing Point Source Category |
| 408 | Canned and Preserved Seafood Processing Point Source Category |
| 409 | Sugar Processing Point Source Category |
| 410 | Textile Mills Point Source Category |
| 411 | Cement Manufacturing Point Source Category |
| 412 | Feedlots Point Source Category |
| 413 | Electroplating Point Source Category |
| 414 | Organic Chemicals, Plastics, and Synthetic Fibers |
| 415 | Inorganic Chemicals Manufacturing Point Source Category |
| 417 | Soap and Detergent Manufacturing Point Source Category |
| 418 | Fertilizer Manufacturing Point Source Category |
| 419 | Petroleum Refining Point Source Category |
| 420 | Iron and Steel Manufacturing Point Source Category |
| 421 | Nonferrous Metals Manufacturing Point Source Category |
| 422 | Phosphate Manufacturing Point Source Category |
| 423 | Steam Electric Power Generating Point Source Category |
| 424 | Ferroalloy Manufacturing Point Source Category |
| 425 | Leather Tanning and Finishing Point Source Category |
| 426 | Glass Manufacturing Point Source Category |
| 427 | Asbestos Manufacturing Point Source Category |
| 428 | Rubber Manufacturing Point Source Category |
| 429 | Timber Products Processing Point Source Category |
| 430 | The Pulp, Paper, and Paperboard Point Source Category |
| 432 | Meat Products Point Source Category |
| 433 | Metal Finishing Point Source Category |
| 434 | Coal Mining Point Source Category BPT, BAT, BCT Limitations and New Source Performance Standards |
| 435 | Oil and Gas Extraction Point Source Category |
| 436 | Mineral Mining and Processing Point Source Category |
| 437 | The Centralized Waste Treatment Point Source Category |
| 439 | Pharmaceutical Manufacturing Point Source Category |
| 440 |
Ore Mining and Dressing Point Source Category |
| 441 | Dental Office Point Source Category |
| 442 | Transportation Equipment Cleaning Point Source Category |
| 443 | Effluent Limitations Guidelines for Existing Sources and Standards of Performance and Pretreatment Standards for New Sources for the Paving and Roofing Materials (Tars and Asphalt) Point Source Category |
| 444 | Waste Combustors Point Source Category |
| 445 | Landfills Point Source Category |
| 446 | Paint Formulating Point Source Category |
| 447 | Ink Formulating Point Source Category |
| 454 | Gum and Wood Chemicals Manufacturing Point Source Category |
| 455 | Pesticide Chemicals |
| 457 | Explosives Manufacturing Point Source Category |
| 458 | Carbon Black Manufacturing Point Source Category |
| 459 | Photographic Point Source Category |
| 460 | Hospital Point Source Category |
| 461 | Battery Manufacturing Point Source Category |
| 463 | Plastics Molding and Forming Point Source Category |
| 464 | Metal Molding and Casting Point Source Category |
| 465 | Coil Coating Point Source Category |
| 466 | Porcelain Enameling Point Source Category |
| 467 | Aluminum Forming Point Source Category |
| 468 | Copper Forming Point Source Category |
| 469 | Electrical and Electronic Components Point Source Category |
| 471 | Nonferrous Metals Forming and Metal Powders Point Source Category |