{"data":{"id":"us/40-cfr-63.1945","jurisdiction":"us","citation":"40 CFR 63.1945","heading":"When do I have to comply with this subpart?","body":"(a) If your landfill is a new affected source, you must comply with this subpart by January 16, 2003, or at the time you begin operating, whichever is later.\n(b) If your landfill is an existing affected source, you must comply with this subpart by January 16, 2004.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES","Subpart AAAA—National Emission Standards for Hazardous Air Pollutants: Municipal Solid Waste Landfills"],"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":"69a21cf09a3eb24fb5504eb30b76ca331533e36878aa2b6054084fec689c8c89","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-63.1940","next":"us/40-cfr-63.1947"},"notice":"GroundRules: Original legal text. Not legal advice."}