{"data":{"id":"us/40-cfr-table-a-1-to-subpart-a-of-part-98","jurisdiction":"us","citation":"40 CFR Table A-1 to Subpart A of Part 98","heading":"Table A-1 to Subpart A of Part 98—Global Warming Potentials, 100-Year Time Horizon","body":"Table A-1 to Subpart A of Part 98—Global Warming Potentials, 100-Year Time Horizon\nName CAS No. Chemical formula Global warming potential (100 yr.)\nChemical-Specific GWPs\nCarbon dioxide 124-38-9 CO2 1\nMethane 74-82-8 CH4 a d 28\nNitrous oxide 10024-97-2 N2 O a d 265\nFully Fluorinated GHGs\nSulfur hexafluoride 2551-62-4 SF6 a d 23,500\nTrifluoromethyl sulphur pentafluoride 373-80-8 SF5 CF3 d 17,400\nNitrogen trifluoride 7783-54-2 NF3 d 16,100\nPFC-14 (Perfluoromethane) 75-73-0 CF4 a d 6,630\nPFC-116 (Perfluoroethane) 76-16-4 C2 F6 a d 11,100\nPFC-218 (Perfluoropropane) 76-19-7 C3 F8 a d 8,900\nPerfluorocyclopropane 931-91-9 c-C3 F6 d 9,200\nPFC-3-1-10 (Perfluorobutane) 355-25-9 C4 F10 a d 9,200\nPFC-318 (Perfluorocyclobutane) 115-25-3 c-C4 F8 a d 9,540\nPerfluorotetrahydrofuran 773-14-8 c-C4 F8 O e 13,900\nPFC-4-1-12 (Perfluoropentane) 678-26-2 C5 F12 a d 8,550\nPFC-5-1-14 (Perfluorohexane, FC-72) 355-42-0 C6 F14 a d 7,910\nPFC-6-1-12 335-57-9 C7 F16; CF3 (CF2)5 CF3 b 7,820\nPFC-7-1-18 307-34-6 C8 F18; CF3 (CF2)6 CF3 b 7,620\nPFC-9-1-18 306-94-5 C10 F18 d 7,190\nPFPMIE (HT-70) NA CF3 OCF(CF3)CF2 OCF2 OCF3 d 9,710\nPerfluorodecalin (cis) 60433-11-6 Z-C10 F18 b d 7,240\nPerfluorodecalin (trans) 60433-12-7 E-C10 F18 b d 6,290\nPerfluorotriethylamine 359-70-6 N(C2 F5)3 e 10,300\nPerfluorotripropylamine 338-83-0 N(CF2 CF2 CF3)3 e 9,030\nPerfluorotributylamine 311-89-7 N(CF2 CF2 CF2 CF3)3 e 8,490\nPerfluorotripentylamine 338-84-1 N(CF2 CF2 CF2 CF2 CF3)3 e 7,260\nSaturated Hydrofluorocarbons (HFCs) With Two or Fewer Carbon-Hydrogen Bonds\n(4s,5s)-1,1,2,2,3,3,4,5-octafluorocyclopentane 158389-18-5 trans-cyc (-CF2CF2CF2CHFCHF-) e 258\nHFC-23 75-46-7 CHF3 a d 12,400\nHFC-32 75-10-5 CH2 F2 a d 677\nHFC-125 354-33-6 C2 HF5 a d 3,170\nHFC-134 359-35-3 C2 H2 F4 a d 1,120\nHFC-134a 811-97-2 CH2 FCF3 a d 1,300\nHFC-227ca 2252-84-8 CF3 CF2 CHF2 b 2,640\nHFC-227ea 431-89-0 C3 HF7 a d 3,350\nHFC-236cb 677-56-5 CH2 FCF2 CF3 d 1,210\nHFC-236ea 431-63-0 CHF2 CHFCF3 d 1,330\nHFC-236fa 690-39-1 C3 H2 F6 a d 8,060\nHFC-329p 375-17-7 CHF2 CF2 CF2 CF3 b 2360\nHFC-43-10mee 138495-42-8 CF3 CFHCFHCF2 CF3 a d 1,650\nSaturated Hydrofluorocarbons (HFCs) With Three or More Carbon-Hydrogen Bonds\n1,1,2,2,3,3-hexafluorocyclopentane 123768-18-3 cyc (-CF2 CF2 CF2 CH2 CH2-) e 120\n1,1,2,2,3,3,4-heptafluorocyclopentane 15290-77-4 cyc (-CF2 CF2 CF2 CHFCH2-) e 231\nHFC-41 593-53-3 CH3 F a d 116\nHFC-143 430-66-0 C2 H3 F3 a d 328\nHFC-143a 420-46-2 C2 H3 F3 a d 4,800\nHFC-152 624-72-6 CH2 FCH2 F d 16\nHFC-152a 75-37-6 CH3 CHF2 a d 138\nHFC-161 353-36-6 CH3 CH2 F d 4\nHFC-245ca 679-86-7 C3 H3 F5 a d 716\nHFC-245cb 1814-88-6 CF3 CF2 CH3 b 4,620\nHFC-245ea 24270-66-4 CHF2 CHFCHF2 b 235\nHFC-245eb 431-31-2 CH2 FCHFCF3 b 290\nHFC-245fa 460-73-1 CHF2 CH2 CF3 d 858\nHFC-263fb 421-07-8 CH3 CH2 CF3 b 76\nHFC-272ca 420-45-1 CH3 CF2 CH3 b 144\nHFC-365mfc 406-58-6 CH3 CF2 CH2 CF3 d 804\nSaturated Hydrofluoroethers (HFEs) and Hydrochlorofluoroethers (HCFEs) With One Carbon-Hydrogen Bond\nHFE-125 3822-68-2 CHF2 OCF3 d 12,400\nHFE-227ea 2356-62-9 CF3 CHFOCF3 d 6,450\nHFE-329mcc2 134769-21-4 CF3 CF2 OCF2 CHF2 d 3,070\nHFE-329me3 428454-68-6 CF3 CFHCF2 OCF3 b 4,550\n1,1,1,2,2,3,3-Heptafluoro-3-(1,2,2,2-tetrafluoroethoxy)-propane 3330-15-2 CF3 CF2 CF2 OCHFCF3 b 6,490\nSaturated HFEs and HCFEs With Two Carbon-Hydrogen Bonds\nHFE-134 (HG-00) 1691-17-4 CHF2 OCHF2 d 5,560\nHFE-236ca 32778-11-3 CHF2 OCF2 CHF2 b 4,240\nHFE-236ca12 (HG-10) 78522-47-1 CHF2 OCF2 OCHF2 d 5,350\nHFE-236ea2 (Desflurane) 57041-67-5 CHF2 OCHFCF3 d 1,790\nHFE-236fa 20193-67-3 CF3 CH2 OCF3 d 979\nHFE-338mcf2 156053-88-2 CF3 CF2 OCH2 CF3 d 929\nHFE-338mmz1 26103-08-2 CHF2 OCH(CF3)2 d 2,620\nHFE-338pcc13 (HG-01) 188690-78-0 CHF2 OCF2 CF2 OCHF2 d 2,910\nHFE-43-10pccc (H-Galden 1040x, HG-11) E1730133 CHF2 OCF2 OC2 F4 OCHF2 d 2,820\nHCFE-235ca2 (Enflurane) 13838-16-9 CHF2 OCF2 CHFCl b 583\nHCFE-235da2 (Isoflurane) 26675-46-7 CHF2 OCHClCF3 d 491\nHG-02 205367-61-9 HF2 C-(OCF2 CF2)2-OCF2 H b d 2,730\nHG-03 173350-37-3 HF2 C-(OCF2 CF2)3-OCF2 H b d 2,850\nHG-20 249932-25-0 HF2 C-(OCF2)2-OCF2 H b 5,300\nHG-21 249932-26-1 HF2 C-OCF2 CF2 OCF2 OCF2 O-CF2 H b 3,890\nHG-30 188690-77-9 HF2 C-(OCF2)3-OCF2 H b 7,330\n1,1,3,3,4,4,6,6,7,7,9,9,10,10,12,12,13,13,15,15-eicosafluoro-2,5,8,11,14-Pentaoxapentadecane 173350-38-4 HCF2 O(CF2 CF2 O)4 CF2 H b 3,630\n1,1,2-Trifluoro-2-(trifluoromethoxy)-ethane 84011-06-3 CHF2 CHFOCF3 b 1,240\nTrifluoro(fluoromethoxy)methane 2261-01-0 CH2 FOCF3 b 751\nSaturated HFEs and HCFEs With Three or More Carbon-Hydrogen Bonds\nHFE-143a 421-14-7 CH3 OCF3 d 523\nHFE-245cb2 22410-44-2 CH3 OCF2 CF3 d 654\nHFE-245fa1 84011-15-4 CHF2 CH2 OCF3 d 828\nHFE-245fa2 1885-48-9 CHF2 OCH2 CF3 d 812\nHFE-254cb1 425-88-7 CH3 OCF2 CHF2 d 301\nHFE-263fb2 460-43-5 CF3 CH2 OCH3 d 1\nHFE-263m1; R-E-143a 690-22-2 CF3 OCH2 CH3 b 29\nHFE-347mcc3 (HFE-7000) 375-03-1 CH3 OCF2 CF2 CF3 d 530\nHFE-347mcf2 171182-95-9 CF3 CF2 OCH2 CHF2 d 854\nHFE-347mmy1 22052-84-2 CH3 OCF(CF3)2 d 363\nHFE-347mmz1 (Sevoflurane) 28523-86-6 (CF3)2 CHOCH2 F c 216\nHFE-347pcf2 406-78-0 CHF2 CF2 OCH2 CF3 d 889\nHFE-356mec3 382-34-3 CH3 OCF2 CHFCF3 d 387\nHFE-356mff2 333-36-8 CF3 CH2 OCH2 CF3 b 17\nHFE-356mmz1 13171-18-1 (CF3)2 CHOCH3 d 14\nHFE-356pcc3 160620-20-2 CH3 OCF2 CF2 CHF2 d 413\nHFE-356pcf2 50807-77-7 CHF2 CH2 OCF2 CHF2 d 719\nHFE-356pcf3 35042-99-0 CHF2 OCH2 CF2 CHF2 d 446\nHFE-365mcf2 22052-81-9 CF3 CF2 OCH2 CH3 b 58\nHFE-365mcf3 378-16-5 CF3 CF2 CH2 OCH3 d 0.99\nHFE-374pc2 512-51-6 CH3 CH2 OCF2 CHF2 d 627\nHFE-449s1 (HFE-7100) Chemical blend 163702-07-6 C4 F9 OCH3 d 421\n163702-08-7 (CF3)2 CFCF2 OCH3\nHFE-569sf2 (HFE-7200) Chemical blend 163702-05-4 C4 F9 OC2 H5 d 57\n163702-06-5 (CF3)2 CFCF2 OC2 H5\nHFE-7300 132182-92-4 (CF3)2 CFCFOC2 H5 CF2 CF2 CF3 e 405\nHFE-7500 297730-93-9 n-C3 F7 CFOC2 H5 CF(CF3)2 e 13\nHG′-01 73287-23-7 CH3 OCF2 CF2 OCH3 b 222\nHG′-02 485399-46-0 CH3 O(CF2 CF2 O)2 CH3 b 236\nHG′-03 485399-48-2 CH3 O(CF2 CF2 O)3 CH3 b 221\nDifluoro(methoxy)methane 359-15-9 CH3 OCHF2 b 144\n2-Chloro-1,1,2-trifluoro-1-methoxyethane 425-87-6 CH3 OCF2 CHFCl b 122\n1-Ethoxy-1,1,2,2,3,3,3-heptafluoropropane 22052-86-4 CF3 CF2 CF2 OCH2 CH3 b 61\n2-Ethoxy-3,3,4,4,5-pentafluorotetrahydro-2,5-bis[1,2,2,2-tetrafluoro-1-(trifluoromethyl)ethyl]-furan 920979-28-8 C12 H5 F19 O2 b 56\n1-Ethoxy-1,1,2,3,3,3-hexafluoropropane 380-34-7 CF3 CHFCF2 OCH2 CH3 b 23\nFluoro(methoxy)methane 460-22-0 CH3 OCH2 F b 13\n1,1,2,2-Tetrafluoro-3-methoxy-propane; Methyl 2,2,3,3-tetrafluoropropyl ether 60598-17-6 CHF2 CF2 CH2 OCH3 b d 0.49\n1,1,2,2-Tetrafluoro-1-(fluoromethoxy)ethane 37031-31-5 CH2 FOCF2 CF2 H b 871\nDifluoro(fluoromethoxy)methane 461-63-2 CH2 FOCHF2 b 617\nFluoro(fluoromethoxy)methane 462-51-1 CH2 FOCH2 F b 130\nSaturated Chlorofluorocarbons (CFCs)\nE-R316c 3832-15-3 trans-cyc (-CClFCF2 CF2 CClF-) e 4,230\nZ-R316c 3934-26-7 cis-cyc (-CClFCF2 CF2 CClF-) e 5,660\nFluorinated Formates\nTrifluoromethyl formate 85358-65-2 HCOOCF3 b 588\nPerfluoroethyl formate 313064-40-3 HCOOCF2 CF3 b 580\n1,2,2,2-Tetrafluoroethyl formate 481631-19-0 HCOOCHFCF3 b 470\nPerfluorobutyl formate 197218-56-7 HCOOCF2 CF2 CF2 CF3 b 392\nPerfluoropropyl formate 271257-42-2 HCOOCF2 CF2 CF3 b 376\n1,1,1,3,3,3-Hexafluoropropan-2-yl formate 856766-70-6 HCOOCH(CF3)2 b 333\n2,2,2-Trifluoroethyl formate 32042-38-9 HCOOCH2 CF3 b 33\n3,3,3-Trifluoropropyl formate 1344118-09-7 HCOOCH2 CH2 CF3 b 17\nFluorinated Acetates\nMethyl 2,2,2-trifluoroacetate 431-47-0 CF3 COOCH3 b 52\n1,1-Difluoroethyl 2,2,2-trifluoroacetate 1344118-13-3 CF3 COOCF2 CH3 b 31\nDifluoromethyl 2,2,2-trifluoroacetate 2024-86-4 CF3 COOCHF2 b 27\n2,2,2-Trifluoroethyl 2,2,2-trifluoroacetate 407-38-5 CF3 COOCH2 CF3 b 7\nMethyl 2,2-difluoroacetate 433-53-4 HCF2 COOCH3 b 3\nPerfluoroethyl acetate 343269-97-6 CH3 COOCF2 CF3 b d 2\nTrifluoromethyl acetate 74123-20-9 CH3 COOCF3 b d 2\nPerfluoropropyl acetate 1344118-10-0 CH3 COOCF2 CF2 CF3 b d 2\nPerfluorobutyl acetate 209597-28-4 CH3 COOCF2 CF2 CF2 CF3 b d 2\nEthyl 2,2,2-trifluoroacetate 383-63-1 CF3 COOCH2 CH3 b d 1\nCarbonofluoridates\nMethyl carbonofluoridate 1538-06-3 FCOOCH3 b 95\n1,1-Difluoroethyl carbonofluoridate 1344118-11-1 FCOOCF2 CH3 b 27\nFluorinated Alcohols Other Than Fluorotelomer Alcohols\nBis(trifluoromethyl)-methanol 920-66-1 (CF3)2 CHOH d 182\n2,2,3,3,4,4,5,5-Octafluorocyclopentanol 16621-87-7 cyc (-(CF2)4 CH(OH)-) d 13\n2,2,3,3,3-Pentafluoropropanol 422-05-9 CF3 CF2 CH2 OH d 19\n2,2,3,3,4,4,4-Heptafluorobutan-1-ol 375-01-9 C3 F7 CH2OH b d 34\n2,2,2-Trifluoroethanol 75-89-8 CF3 CH2 OH b 20\n2,2,3,4,4,4-Hexafluoro-1-butanol 382-31-0 CF3 CHFCF2 CH2 OH b 17\n2,2,3,3-Tetrafluoro-1-propanol 76-37-9 CHF2 CF2 CH2 OH b 13\n2,2-Difluoroethanol 359-13-7 CHF2 CH2OH b 3\n2-Fluoroethanol 371-62-0 CH2 FCH2 OH b 1.1\n4,4,4-Trifluorobutan-1-ol 461-18-7 CF3 (CH2)2 CH2 OH b 0.05\nNon-Cyclic, Unsaturated Perfluorocarbons (PFCs)\nPFC-1114; TFE 116-14-3 CF2 = CF2; C2 F4 b 0.004\nPFC-1216; Dyneon HFP 116-15-4 C3 F6; CF3 CF = CF2 b 0.05\nPerfluorobut-2-ene 360-89-4 CF3 CF = CFCF3 b 1.82\nPerfluorobut-1-ene 357-26-6 CF3 CF2 CF = CF2 b 0.10\nPerfluorobuta-1,3-diene 685-63-2 CF2 = CFCF = CF2 b 0.003\nNon-Cyclic, Unsaturated Hydrofluorocarbons (HFCs) and Hydrochlorofluorocarbons (HCFCs)\nHFC-1132a; VF2 75-38-7 C2 H2 F2, CF2 = CH2 b 0.04\nHFC-1141; VF 75-02-5 C2 H3 F, CH2 = CHF b 0.02\n(E)-HFC-1225ye 5595-10-8 CF3 CF = CHF(E) b 0.06\n(Z)-HFC-1225ye 5528-43-8 CF3 CF = CHF(Z) b 0.22\nSolstice 1233zd(E) 102687-65-0 C3 H2 ClF3; CHCl = CHCF3 b 1.34\nHCFO-1233zd(Z) 99728-16-2 (Z)-CF3 CH = CHCl e 0.45\nHFC-1234yf; HFO-1234yf 754-12-1 C3 H2 F4; CF3 CF = CH2 b 0.31\nHFC-1234ze(E) 1645-83-6 C3 H2 F4; trans-CF3 CH = CHF b 0.97\nHFC-1234ze(Z) 29118-25-0 C3 H2 F4; cis-CF3 CH = CHF; CF3 CH = CHF b 0.29\nHFC-1243zf; TFP 677-21-4 C3 H3 F3, CF3 CH = CH2 b 0.12\n(Z)-HFC-1336 692-49-9 CF3 CH = CHCF3 (Z) b 1.58\nHFO-1336mzz(E) 66711-86-2 (E)-CF3 CH = CHCF3 e 18\nHFC-1345zfc 374-27-6 C2 F5 CH = CH2 b 0.09\nHFO-1123 359-11-5 CHF=CF2 e 0.005\nHFO-1438ezy(E) 14149-41-8 (E)-(CF3)2 CFCH = CHF e 8.2\nHFO-1447fz 355-08-8 CF3 (CF2)2 CH = CH2 e 0.24\nCapstone 42-U 19430-93-4 C6 H3 F9, CF3 (CF2)3 CH = CH2 b 0.16\nCapstone 62-U 25291-17-2 C8 H3 F13, CF3 (CF2)5 CH = CH2 b 0.11\nCapstone 82-U 21652-58-4 C10 H3 F17, CF3 (CF2)7 CH = CH2 b 0.09\n(e)-1-chloro-2-fluoroethene 460-16-2 (E)-CHCl = CHF e 0.004\n3,3,3-trifluoro-2-(trifluoromethyl)prop-1-ene 382-10-5 (CF3)2 C = CH2 e 0.38\nNon-Cyclic, Unsaturated CFCs\nCFC-1112 598-88-9 CClF=CClF e 0.13\nCFC-1112a 79-35-6 CCl2=CF2 e 0.021\nNon-Cyclic, Unsaturated Halogenated Ethers\nPMVE; HFE-216 1187-93-5 CF3 OCF = CF2 b 0.17\nFluoroxene 406-90-6 CF3 CH2 OCH = CH2 b 0.05\nMethyl-perfluoroheptene-ethers N/A CH3 OC7 F13 e 15\nNon-Cyclic, Unsaturated Halogenated Esters\nEthenyl 2,2,2-trifluoroacetate 433-28-3 CF3 COOCH=CH2 e 0.008\nProp-2-enyl 2,2,2-trifluoroacetate 383-67-5 CF3 COOCH2 CH=CH2 e 0.007\nCyclic, Unsaturated HFCs and PFCs\nPFC C-1418 559-40-0 c-C5 F8 d 2\nHexafluorocyclobutene 697-11-0 cyc (-CF=CFCF2 CF2-) e 126\n1,3,3,4,4,5,5-heptafluorocyclopentene 1892-03-1 cyc (-CF2 CF2 CF2 CF=CH-) e 45\n1,3,3,4,4-pentafluorocyclobutene 374-31-2 cyc (-CH=CFCF2 CF2-) e 92\n3,3,4,4-tetrafluorocyclobutene 2714-38-7 cyc (-CH=CHCF2 CF2-) e 26\nFluorinated Aldehydes\n3,3,3-Trifluoro-propanal 460-40-2 CF3 CH2 CHO b 0.01\nFluorinated Ketones\nNovec 1230 (perfluoro (2-methyl-3-pentanone)) 756-13-8 CF3 CF2 C(O)CF (CF3)2 b 0.1\n1,1,1-trifluoropropan-2-one 421-50-1 CF3 COCH3 e 0.09\n1,1,1-trifluorobutan-2-one 381-88-4 CF3 COCH2 CH3 e 0.095\nFluorotelomer Alcohols\n3,3,4,4,5,5,6,6,7,7,7-Undecafluoroheptan-1-ol 185689-57-0 CF3 (CF2)4 CH2 CH2 OH b 0.43\n3,3,3-Trifluoropropan-1-ol 2240-88-2 CF3 CH2 CH2 OH b 0.35\n3,3,4,4,5,5,6,6,7,7,8,8,9,9,9-Pentadecafluorononan-1-ol 755-02-2 CF3 (CF2)6 CH2 CH2 OH b 0.33\n3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-Nonadecafluoroundecan-1-ol 87017-97-8 CF3 (CF2)8 CH2 CH2 OH b 0.19\nFluorinated GHGs With Carbon-Iodine Bond(s)\nTrifluoroiodomethane 2314-97-8 CF3 I b 0.4\nRemaining Fluorinated GHGs with Chemical-Specific GWPs\nDibromodifluoromethane (Halon 1202) 75-61-6 CBr2 F2 b 231\n2-Bromo-2-chloro-1,1,1-trifluoroethane (Halon-2311/Halothane) 151-67-7 CHBrClCF3 b 41\nHeptafluoroisobutyronitrile 42532-60-5 (CF3)2 CFCN e 2,750\nCarbonyl fluoride 353-50-4 COF2 e 0.14\nFluorinated GHG group f Global warming potential (100 yr.)\nDefault GWPs for Compounds for Which Chemical-Specific GWPs Are Not Listed Above\nFully fluorinated GHGs g 9,200\nSaturated hydrofluorocarbons (HFCs) with 2 or fewer carbon-hydrogen bonds g 3,000\nSaturated HFCs with 3 or more carbon-hydrogen bonds g 840\nSaturated hydrofluoroethers (HFEs) and hydrochlorofluoroethers (HCFEs) with 1 carbon-hydrogen bond g 6,600\nSaturated HFEs and HCFEs with 2 carbon-hydrogen bonds g 2,900\nSaturated HFEs and HCFEs with 3 or more carbon-hydrogen bonds g 320\nSaturated chlorofluorocarbons (CFCs) g 4,900\nFluorinated formates 350\nCyclic forms of the following: unsaturated perfluorocarbons (PFCs), unsaturated HFCs, unsaturated CFCs, unsaturated hydrochlorofluorocarbons (HCFCs), unsaturated bromofluorocarbons (BFCs), unsaturated bromochlorofluorocarbons (BCFCs), unsaturated hydrobromofluorocarbons (HBFCs), unsaturated hydrobromochlorofluorocarbons (HBCFCs), unsaturated halogenated ethers, and unsaturated halogenated esters g 58\nFluorinated acetates, carbonofluoridates, and fluorinated alcohols other than fluorotelomer alcohols g 25\nFluorinated aldehydes, fluorinated ketones, and non-cyclic forms of the following: unsaturated perfluorocarbons (PFCs), unsaturated HFCs, unsaturated CFCs, unsaturated HCFCs, unsaturated BFCs, unsaturated BCFCs, unsaturated HBFCs, unsaturated HBCFCs, unsaturated halogenated ethers and unsaturated halogenated esters g 1\nFluorotelomer alcohols g 1\nFluorinated GHGs with carbon-iodine bond(s) g 1\nOther fluorinated GHGs g 1,800\na The GWP for this compound was updated in the final rule published on November 29, 2013 [78 FR 71904] and effective on January 1, 2014.\nb This compound was added to table A-1 in the final rule published on December 11, 2014, and effective on January 1, 2015.\nc The GWP for this compound was updated in the final rule published on December 11, 2014, and effective on January 1, 2015.\nd The GWP for this compound was updated in the final rule published on April 25, 2024 and effective on January 1, 2025.\ne The GWP for this compound was added to table A-1 in the final rule published on April 25, 2024 and effective on January 1, 2025.\nf For electronics manufacturing (as defined in § 98.90), the term “fluorinated GHGs” in the definition of each fluorinated GHG group in § 98.6 shall include fluorinated heat transfer fluids (as defined in § 98.6), whether or not they are also fluorinated GHGs.\ng The GWP for this fluorinated GHG group was updated in the final rule published on April 25, 2024 and effective on January 1, 2025.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 98—MANDATORY GREENHOUSE GAS REPORTING","Subpart A—General Provision"],"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":"817d182fd53f87a6f7fab6e53c38dc123201f3afcaaa5fdafaa9def30cd52e35","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-98.9","next":"us/40-cfr-table-a-2-to-subpart-a-of-part-98"},"notice":"GroundRules: Original legal text. Not legal advice."}