{"data":{"id":"us/40-cfr-51.1","jurisdiction":"us","citation":"40 CFR 51.1","heading":"Who is responsible for actions described in this subpart?","body":"States must inventory emission sources located on nontribal lands and report this information to EPA.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS","Subpart A—Air Emissions Reporting Requirements"],"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":"2eb3b6d3ddedd008cbd8757cb9765155ac43c45047e9bcdc1f5d3db4e421377d","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-appendix-u-to-part-50","next":"us/40-cfr-51.5"},"notice":"GroundRules: Original legal text. Not legal advice."}