{"data":{"id":"us/40-cfr-1042.905","jurisdiction":"us","citation":"40 CFR 1042.905","heading":"Symbols, acronyms, and abbreviations.","body":"The following symbols, acronyms, and abbreviations apply to this part:\nABT Averaging, banking, and trading.\nAECD auxiliary emission control device.\nCFR Code of Federal Regulations.\nCH4 methane.\nCO carbon monoxide.\nCO2 carbon dioxide.\ncyl cylinder.\ndisp. displacement.\nECA Emission Control Area.\nEEZ Exclusive Economic Zone.\nEPA Environmental Protection Agency.\nFEL Family Emission Limit.\ng grams.\nHC hydrocarbon.\nhr hours.\nIMO International Maritime Organization.\nkPa kilopascals.\nkW kilowatts.\nL liters.\nLTR Limited Testing Region.\nN2O nitrous oxide.\nNARA National Archives and Records Administration.\nNMHC nonmethane hydrocarbon.\nNOX oxides of nitrogen (NO and NO2).\nNTE not-to-exceed.\nPM particulate matter.\nRPM revolutions per minute.\nSAE Society of Automotive Engineers.\nSCR selective catalytic reduction.\nTHC total hydrocarbon.\nTHCE total hydrocarbon equivalent.\nULSD ultra low-sulfur diesel fuel.\nU.S.C. United States Code.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER U—AIR POLLUTION CONTROLS","PART 1042—CONTROL OF EMISSIONS FROM NEW AND IN-USE MARINE COMPRESSION-IGNITION ENGINES AND VESSELS","Subpart J—Definitions and Other Reference Information"],"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":"bfaedf88d42084f0225e171d7cd91971ea0f72f579794123aa95046c0b489557","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-1042.901","next":"us/40-cfr-1042.910"},"notice":"GroundRules: Original legal text. Not legal advice."}