Resolution 1237/02: The following emissions limits will be applied to emissions of heavy-duty vehicles running on gas:
- Carbon Monoxide - 4,0 g/kWh
- Total hydrocarbons - 2,2 g/kWh
- Non-methane hydrocarbons - 1.1 g/kWh
- Nitrogen oxides - 7,0 g/kWh
Alternatively, the following emissions limits are used:
- Carbon Monoxide - 5,45 g/kWh
- Total hydrocarbons - 1,6 g/kWh
- Non-methane hydrocarbons - 0.78 g/kWh
- Nitrogen oxides - 5,0 g/kWh