Pretreatment standard for existing source

{
  "id": "MLC-T-ENV-022034",
  "term": "Pretreatment standard for existing source",
  "field": "Environment",
  "term_source": "Pretreatment Standard for Existing Source",
  "definition": "1. Pretreatment standards for existing sources, under section 307(b) of the Act.\n\n2. Categorical standards and requirements applicable to industrial sources that began construction before the publication of the proposed pretreatment standards for that industrial category (see individual standards at 40 CFR Parts 405-471) or on a date specifically provided in promulgation of the pretreatment standard.",
  "abbreviation": "PSES",
  "subject": "Regulatory activities",
  "references": [
    "40 CFR 467.02 (CFR 2013)",
    "Pretreatment Acronyms and Glossary"
  ],
  "url": "https://mlchart.com/terminology/environment/pretreatment-standard-for-existing-source/"
}