{"data":{"id":"us/40-cfr-62.1977","jurisdiction":"us","citation":"40 CFR 62.1977","heading":"Effective date.","body":"The effective date of the negative declaration and EPA withdrawal of the plan approval is January 31, 2011.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 62—APPROVAL AND PROMULGATION OF STATE PLANS FOR DESIGNATED FACILITIES AND POLLUTANTS","Subpart I—Delaware"],"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":"a6a0fae9e9f21cb3c6fb29b43b0e194d76b2a350304b6dfa9892becb98d39f5f","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-62.1975","next":"us/40-cfr-62.1980"},"notice":"GroundRules: Original legal text. Not legal advice."}