{"data":{"id":"us/40-cfr-52.1831","jurisdiction":"us","citation":"40 CFR 52.1831","heading":"Visibility protection.","body":"A revision to the SIP was submitted by the Governor on April 18, 1989, for visibility general plan requirements and long-term strategies.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS","Subpart JJ—North Dakota"],"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":"15ee0543280917c38cd0730a3c0a90f03e8817d4d397de9875c5c315ebad7b0c","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-52.1829","next":"us/40-cfr-52.1832"},"notice":"GroundRules: Original legal text. Not legal advice."}