United States Environmental Protectioi \F ^1 #* Agency Light-Duty Vehicles, Light-Duty Trucks, and Medium-Duty Passenger Vehicles: Tier 2 Exhaust Emission Standards and Implementation Schedule Standard Emission Limits at 50,000 miles Emission Limits at Full Useful Life (120,000 miles)a NOx (g/mi) NMOG (g/mi) CO (g/mi) PM (g/mi) HCHO (g/mi) NOx (g/mi) NMOG (g/mi) CO (g/mi) PM (g/mi) HCHO (g/mi) Bin 1 - - - - - 0 0 0 0 0 Bin 2 - - - - - 0.02 0.01 2.1 0.01 0.004 Bin 3 - - - - - 0.03 0.055 2.1 0.01 0.011 Bin 4 - - - - - 0.04 0.07 2.1 0.01 0.011 Bin 5 0.05 0.075 3.4 - 0.015 0.07 0.09 4.2 0.01 0.018 Bin 6 0.08 0.075 3.4 - 0.015 0.1 0.09 4.2 0.01 0.018 Federal Bin 7 0.11 0.075 3.4 - 0.015 0.15 0.09 4.2 0.02 0.018 Bin 8 0.14 0.100/ 0.125 c 3.4 - 0.015 0.2 0.125/ 0.156 4.2 0.02 0.018 Bin 9 b 0.2 0.075/ 0.140 3.4 - 0.015 0.3 0.090/ 0.180 4.2 0.06 0.018 Bin 10 b 0.4 0.125/ 0.160 3.4/4.4 - 0.015/ 0.018 0.6 0.156/ 0.230 4.2/6.4 0.08 0.018/ 0.027 Bin 11 b 0.6 0.195 5 - 0.022 0.9 0.28 7.3 0.12 0.032 Notes: Tests Covered: Federal Test Procedure (FTP), cold carbon monoxide (CO), highway, and idle Model Year: 2004 a In lieu of intermediate useful life standards (50,000 miles) or to gain additional nitrogen oxides credit, manufactur- ers may optionally certify to the Tier 2 exhaust emission standards with a useful life of 150,000 miles. Implementation Schedule Vehicle Category NOx avg. / cap (g/mi)a Model Year 2004 2005 2006 2007 2008 2009 2010 Federal LDV, LLDT 0.3/- 75% 50% 25% 0% - - - 0.07/- 25% 50% 75% 0% - - - 0.07/0.2 - - - 100% 100% 100% 100% HLDT, MDPV - / 0.6 75% 50% 25% 0% - - - 0.02/- 25% 50% 75% 100% 50% 0% - 0.07/- - - - - 50% 0% - 0.07/0.2 - - - - - 100% 100% Office of Transportation and Air Quality EPA-420-B-17-028 September 2017 b Bins 9-11 expire in 2006 for light-duty vehicles and light light-duty trucks and 2008 for heavy light-duty trucks and medium-duty passenger vehicles. c Pollutants with two numbers have a separate certification standard (1st number) and in-use standard (2nd number). Notes: a At full useful life (120,000 miles). Code of Federal Regulations (CFR) citations: 40 CFR 86 Subpart S ------- |