| | CO% | HCppm | test |
|---|
| Bangladesh | 24 g/km | 2 g/km | Dynamic test |
| Cambodia | 4.5 | 10,000 | |
| Hong Kong, China | | | |
| India | 3 | | Idle |
| Indonesia | 4.5 | 1200 | Idle |
| Malaysia | 3.5-4.5 | 6-800 | Idle |
| Nepal | 3 | 1000 | |
| Pakistan | | | |
| Philippines prior to Jan. '97 | 4.5 | 800 | Idle |
| Philippines Jan '97 – Dec '02 | 3.5 | 600 | Idle |
| Philippines Jan '03 | 0.5 | 100 | Low idle
At high idle CO 0.3 (lambda = 1+/-0.03)
or in accordance with manufacturers specs. |
| PRC light duty | 4.5 | 900 | Idle |
| PRC heavy duty | 4.5 | 1200 | Idle |
| Singapore | 3.6-6 | | Idle |
| Sri Lanka produced before 1998 | 4.5 | 1200 | Low idling |
| Sri Lanka produced after 1998 | 3.0 | 1200 | Low idling |
| Taipei,China | | | |
| Thailand prior to Nov. '93 | 4.5 | 600 | Idle test |
| Thailand after '93 | 1.5 | 200 | Idle test |
| Vietnam Proposed End 2002 | 6.0 | 1500 (4S) | Value is for 4 central cities,
Rest of Country CO 6.5% |
| Vietnam 2005 (proposed) | 4.5 | 1200 (4S) | Value is for 4 central cities,
Rest of Country CO 6.0% |
| Vietnam 2008(proposed) | 3.0 | 600 (4S) | Value is for 4 central cities,
Rest of Country CO 4.5% |
Topics 
Vehicle Emissions Reduction
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