{"data":{"id":"us/40-cfr-436.140","jurisdiction":"us","citation":"40 CFR 436.140","heading":"Applicability; description of the potash subcategory.","body":"The provisions of this subpart are applicable to the processing of potash. Potash obtained from brine lakes is regulated in the saline from brine lakes subcategory (subpart L of this part).","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 436—MINERAL MINING AND PROCESSING POINT SOURCE CATEGORY","Subpart N—Potash 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":"1297a5c954ad60ca8da1c264496130f343bbd5c3194419f8b6794d539c900d0f","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-436.132","next":"us/40-cfr-436.141"},"notice":"GroundRules: Original legal text. Not legal advice."}