Control of Emissions from Marine Spark Ignition and Small Spark Ignition Engines, Vessels, and Equipment, Final Regulatory Impact Analysis.
The Environmental Protection Agency is establishing new requirements to reduce emissions of hydrocarbon (HC) and oxides of nitrogen (NOx) from nonroad small spark ignited engines below 19kW ("Small SI engines") and marine spark ignited engines ("Marine SI engines"). This rule includes exhaust and evaporative emission standards for these engines as well as related gasoline fuel tanks and fuel lines.
|Office of Air and Radiation|
|Office of Transportation and Air Quality|
|Assessment and Standards Division|
|Regulatory Impact Analysis|