Code of Federal Regulations Title 40, Volume 29, July 1, 2015 Containing parts Parts 400 to 424 Part 400; Reserved Part 401; GENERAL PROVISIONS Part 402; Reserved Part 403; GENERAL PRETREATMENT REGULATIONS FOR EXISTING AND NEW SOURCES OF POLLUTION Part 405; DAIRY PRODUCTS PROCESSING POINT SOURCE CATEGORY Part 406; GRAIN MILLS POINT SOURCE CATEGORY Part 407; CANNED AND PRESERVED FRUITS AND VEGETABLES PROCESSING POINT SOURCE CATEGORY Part 408; CANNED AND PRESERVED SEAFOOD PROCESSING POINT SOURCE CATEGORY Part 409; SUGAR PROCESSING POINT SOURCE CATEGORY Part 410; TEXTILE MILLS POINT SOURCE CATEGORY Part 411; CEMENT MANUFACTURING POINT SOURCE CATEGORY Part 412; CONCENTRATED ANIMAL FEEDING OPERATIONS (CAFO) POINT SOURCE CATEGORY Part 413; ELECTROPLATING POINT SOURCE CATEGORY Part 414; ORGANIC CHEMICALS, PLASTICS, AND SYNTHETIC FIBERS Part 415; INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY Part 416; Reserved Part 417; SOAP AND DETERGENT MANUFACTURING POINT SOURCE CATEGORY Part 418; FERTILIZER MANUFACTURING POINT SOURCE CATEGORY Part 419; PETROLEUM REFINING POINT SOURCE CATEGORY Part 420; IRON AND STEEL MANUFACTURING POINT SOURCE CATEGORY Part 421; NONFERROUS METALS MANUFACTURING POINT SOURCE CATEGORY Part 422; PHOSPHATE MANUFACTURING POINT SOURCE CATEGORY Part 423; STEAM ELECTRIC POWER GENERATING POINT SOURCE CATEGORY Part 424; FERROALLOY MANUFACTURING POINT SOURCE CATEGORY