{"data":{"id":"us/40-cfr-429.50","jurisdiction":"us","citation":"40 CFR 429.50","heading":"Applicability; description of the dry process hardboard subcategory.","body":"This subpart applies to discharges to waters of the United States and to the introduction of process wastewater pollutants into publicly owned treatment works from any plant that produces hardboard using the dry matting process for forming the board mat.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 429—TIMBER PRODUCTS PROCESSING POINT SOURCE CATEGORY","Subpart D—Dry Process Hardboard Subcategory"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"fbec40b570945091a45433c7a4e31a24ca668a30b82c591244f06b9f3911494b","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-429.46","next":"us/40-cfr-429.51"},"notice":"GroundRules: Original legal text. Not legal advice."}