{"data":{"id":"us/40-cfr-49.10042","jurisdiction":"us","citation":"40 CFR 49.10042","heading":"Approval status.","body":"There are currently no EPA-approved Tribal rules or measures in the implementation plan for the Reservation of the Cow Creek Band of Umpqua Indians.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER B—GRANTS AND OTHER FEDERAL ASSISTANCE","PART 49—INDIAN COUNTRY: AIR QUALITY PLANNING AND MANAGEMENT","Subpart M—Implementation Plans for Tribes—Region X"],"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":"5d91fb4e5db78ee1fb99a4294c7aec6a99ae8df1c701da0a9de45fa5b414cdfa","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-49.10041","next":"us/40-cfr-49.10043"},"notice":"GroundRules: Original legal text. Not legal advice."}