Chile: Light-duty: Emissions

Chile: Light-duty: Emissions

Overview

Light- and medium-duty vehicles in Chile must conform to either U.S. or European emissions standards. Newly registered new models of light-duty vehicles must comply with either Euro 6b or U.S. EPA Tier 3 Bin 125 standards starting in September 2022, while newly registered used light-duty vehicles must comply by February 2023. By September 2024, new registrations of both new and used vehicles must comply with either Euro 6c or U.S. EPA Tier 3 Bin 70. Compliance with these standards will be measured using the New European Driving Cycle (NEDC) and the U.S. FPT-75 cycle, respectively.

Standard type
Conventional emissions

Future Standard
Euro 6 or U.S. EPA Tier 3 Bin 70 by September 2022

Applicability
Light-duty (GVWR < 2700 kg) and medium-duty (2700 ≤ GVWR < 3860 kg) vehicles, 1994 or newer

History

Emission standards for light- and medium-duty on-road vehicles have been in place in Chile since the early 1990s. Standards are based on U.S. and EU emissions regulations, but are not necessarily equivalent. Dual standards often exist, allowing new engines to meet either U.S. or EU standards. No on-board diagnostic (OBD) requirements are indicated in Chile’s emission standards. Durability requirements were added in 2012.

The emission limits are based on the date that the application is first made to register the vehicle in the national vehicle registry and in the geographic region in which it operates. The application date for registration, as opposed to the vehicle model year, is presumably used to control emissions from imported used vehicles. To legally operate an on-road vehicle in Chile, a colored sticker must be attached to the vehicle. The color of the sticker determines the region of the country in which a vehicle may operate; rules for issuing stickers depend on the vehicle class.

Due to severe pollution problems, many vehicle emission standards for the Santiago Metropolitan Region (RM) are more stringent and were introduced earlier than those for the rest of the country. A decree issued in 2010 (D.S. N° 66/10) required an acceleration of cleaner vehicle uptake. As of 2022, These programs included the implementation of a low-emission zone for heavy-duty vehicles and a voluntary truck scrappage program.

Technical Standards

The emission standards for light-duty (GVWR < 2,700 kg) and medium-duty (2,700 ≤ GVWR < 3,860 kg) vehicles apply to 1994 model year and newer vehicles (D.S. N° 211/1991 and D.S. N° 54/1994).

Early emission standards for light-duty vehicles, which were based on U.S. 1984 regulations, are shown below. These standards were first applied in the Santiago Metropolitan Region and the continental parts of Regions V and VI. The test cycle was U.S. FTP75.

GASOLINE, CNG, AND LPG VEHICLES

Table 1. Euro-equivalent emission standards for gasoline, CNG, and LPG fueled light- and medium-duty vehicles, g/km 
Category  Date  CO  HC  NMHC  NOx  Reference 
Light-Duty Vehicles GVWR < 2700 kg 
Passenger Cars  1992 (RM, V & VI)
1994 (National) 
2.11  0.25    0.62   
Light-duty trucks (LDT)  6.2  0.50    1.43   
LDT  1998 (RM)
2006 (National) 
6.2  0.50    0.75   
Passenger Cars  2005 (RM)
2006 (National) 
2.3  0.20    0.15  Euro 3 
LDT Class 1, RM ≤ 1305 kg  2.3  0.20    0.15 
LDT Class 2, 1305 < RM ≤ 1760 kg  4.17  0.25    0.18 
LDT Class 3, RM > 1760 kg  5.22  0.29    0.21 
Passenger Cars  2011 (RM)  1.00  0.10    0.08  Euro 4 
LDT Class 1, RM ≤ 1305 kg  1.00  0.10    0.08 
LDT Class 2, 1305 < RM ≤ 1760 kg  1.81  0.13    0.10 
LDT Class 3, RM > 1760 kg  2.27  0.16    0.11 
Passenger Cars  2014 (National)  1.00  0.10  0.068  0.06  Euro 5 
LDT Class 1, RM ≤ 1305 kg  1.00  0.10  0.068  0.06 
LDT Class 2, 1305 < RM ≤ 1760 kg  1.81  0.13  0.09  0.075 
LDT Class 3, RM > 1760 kg  2.27  0.16  0.108  0.082 
Passenger Cars  2022 (National)  1.00  0.16  0.068  0.06  Euro 6b, Euro 6c 
LDT Clase 1  1.00  0.10  0.068  0.06 
LDT Clase 2  1.81  0.10  0.09  0.075 
LDT Clase 3  2.27  0.13  0.108  0.082 
Medium-Duty Vehicles 2700 ≤ GVW < 3860 kg 
Type 1, LVW < 1700 kg  1995 (RM, V & VI)  6.2  0.50    1.43   
1998 (RM)
2006 (National) 
6.2  0.50    0.75   
Type 2, LVW ≥ 1700 kg  1995 (RM, V & VI)  6.2  0.50    1.43   
1998 (RM)
2006 (National) 
6.2  0.50    1.10   
MDT Class 1, RM ≤ 1305 kg  Jan 2005 (RM)
Sept 2006 (National) 
2.3  0.20    0.15  Euro 3 
MDT Class 2, 1305 kg < RM ≤ 1760 kg  4.17  0.25    0.18 
MDT Class 3, RM > 1760 kg  5.22  0.29    0.21 
MDT Class 1, RM ≤ 1305 kg  Apr 2011 (RM)  1.00  0.10    0.08  Euro 4 
MDT Class 2, 1305 kg < RM ≤ 1760 kg  1.81  0.13    0.10 
MDT Class 3, RM > 1760 kg  2.27  0.16    0.11 
MDT Class 1, RM ≤ 1305 kg  Sept 2014 (National)  1.00  0.10  0.068  0.06  Euro 5 
MDT Class 2, 1305 kg < RM ≤ 1760 kg  1.81  0.13  0.09  0.075 
MDT Class 3, RM > 1760 kg  2.27  0.16  0.108  0.082 
Notes: 

  1. RM = Metropolitan Region of Santiago de Chile; V & VI are the names of two regions outside of the capital of Chile 
  2. PM limits applicable to diesel vehicles only 
  3. New gasoline fueled vehicles must also meet an evaporative emissions limit of 2 g/test (SHED)

Diesel vehicles

Standards for light- and medium-duty vehicles reflecting U.S. Tier 1 and Euro 3 standards came into effect in 2005 for RM and 2006 nationally. For light-duty diesel vehicles operating in RM, standards based on California Tier 1 and Euro 4 were adopted for 2006/2007 and were tightened to EPA Tier 2 Bin 5/Euro 5 levels in 2011. EPA Tier 2 Bin 8/Euro 4 based standards for light-duty vehicles with a spark ignition engine operating in RM applied beginning in 2011. For medium-duty spark ignition and diesel vehicles operating in RM, standards based on EPA Tier 1 Bin 8 and Euro 4 levels came into effect in 2011; medium-duty diesel fueled vehicles were tightened to EPA Tier 2 Bin 5/Euro 5 in 2012. These U.S.-based standards were numerically equal to the intermediate life (5 year/50,000 miles) EPA limits.

 

Table 2. Euro-equivalent emission standards for light-duty diesel vehicles, g/km
Category  Date  CO  NOx+HC  NOx  PM  Reference Standard 
Light-Duty vehicles, GVWR < 2700 kg 
Passenger Cars  1992 (RM, V & VI)
1994 (National) 
2.11  0.25  0.62  0.125   
Light-Duty Trucks (LDT)  1992 (RM, V & VI)  6.2  0.50  1.43  0.16   
1998 (RM)
2006 (National) 
6.2  0.50  0.75  0.16   
Passenger Cars  2005 (RM)
2006 (National) 
0.64  0.56  0.50  0.05  Euro 3 
LDT Class 1, RM ≤ 1305 kg  0.64  0.56  0.50  0.05 
LDT Class 2, 1305 kg < RM ≤1760 kg  0.80  0.72  0.65  0.07 
LDT Class 3, RM > 1760 kg  0.95  0.86  0.78  0.10 
Passenger Cars  2006a (RM)  0.50  0.30  0.25  0.025  Euro 4 
LDT Class 1, RM ≤ 1305 kg  0.50  0.30  0.25  0.025 
LDT Class 2, 1305 kg < RM ≤1760 kg  2007 (RM)  0.63  0.39  0.33  0.04 
LDT Class 3, RM > 1760 kg  0.74  0.46  0.39  0.06 
Passenger Cars  2011 (RM)  0.500  0.230  0.180  0.005  Euro 5 
LDT Class 1, RM ≤ 1305 kg  0.500  0.230  0.180  0.005 
LDT Class 2, 1305 kg < RM ≤1760 kg  2012 (RM)  0.500  0.295  0.235  0.005 
LDT Class 3, RM > 1760 kg  0.500  0.350  0.280  0.005 
Passenger Cars  2020 (National)  0.500  0.170  0.080  0.005  Euro 6b, Euro 6c 
LDT Class 1  0.500  0.170  0.080  0.005 
LDT Class 2  0.500  0.195  0.105  0.005 
LDT Class 3  0.500  0.215  0.125  0.005 
Medium-Duty Vehicles 2700 ≤ GVW < 3860 kg 
Type 1, LVW < 1700 kg  1995 (RM, V & VI)  6.2  0.50  1.43  0.16   
1998 (RM)
2006 (National) 
6.2  0.50  0.75  0.16   
Type 2, LVW ≥ 1700 kg  1995 (RM, V & VI)  6.2  0.50  1.43  0.31   
1998 (RM)
2006 (National) 
6.2  0.50  1.10  0.08   
MDT Class 1, RM ≤1305  2005 (RM)
2006 (National) 
0.64  0.56  0.50  0.05  Euro 3 
MDT Class 2, 1305 < RM ≤ 1760 kg  0.80  0.72  0.65  0.07 
MDT Class 3, RM > 1760 kg  0.95  0.86  0.78  0.10 
MDT Class 1, RM ≤1305  2011 (RM)  0.50  0.30  0.25  0.025  Euro 4 
MDT Class 2, 1305 < RM ≤ 1760 kg  0.63  0.39  0.33  0.04 
MDT Class 3, RM > 1760 kg  0.74  0.46  0.39  0.06 
MDT Class 1, RM ≤1305  2012 (RM)  0.50  0.230  0.180  0.005  Euro 5 
MDT Class 2, 1305 < RM ≤ 1760 kg  0.63  0.295  0.235  0.005 
MDT Class 3, RM > 1760 kg  0.74  0.350  0.280  0.005 
a – Mar 2007 for passenger cars GVWR > 2500 kg 

Notes: 

  1. RM = Metropolitan Region of Santiago de Chile; V & VI are the names of two regions outside of the capital of Chile 
  2. PM limits applicable to diesel vehicles only 
  3. Euro 6 standards also include a non-methane organic hydrocarbons (NMHC) limit of 0.068 g/km. 

In-use vehicles. Inspection and Maintenance tests are carried out with a two-speed idle test. In-use light- and medium-duty spark-ignition vehicles must meet I/M maximum limits of 0.5% CO and 100 ppm HC. Light-duty SI vehicles must also meet a minimum limit of 6% CO2 + CO. Light-duty diesel vehicles must show no visible smoke. Medium-duty diesels must pass filter smoke number and opacity tests with a loaded engine and during a snap-acceleration test. An in-use opacity limit for vehicles equipped with particulate filters is set at 0.24 m-1 maximum (D.S. N° 66/10).

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