CFR 40-86.1372-2014 Protection of Environment. Part86:Control of emissions from new and in-use highway vehicles and engines. Section86.1372:Measuring smoke emissions within the NTE zone.
This section contains the measurement techniques to be used for determining compliance with the filter smoke limit or opacity limits in § 86.007–11(b)(1)(iv).
CFR 40-86.1372-2014 history
2014CFR 40-86.1372-2014 Protection of Environment. Part86:Control of emissions from new and in-use highway vehicles and engines. Section86.1372:Measuring smoke emissions within the NTE zone.