4 ms·
OP's post contained the phrase "Tier IV emissions", which I never heard before, so I googled it and got me to this page[0]. Turns out it specifically governs n
by desdiv 10y ago
OP's post contained the phrase "Tier IV emissions", which I never heard before, so I googled it and got me to this page[0].
Turns out it specifically governs nonroad engine emissions i.e. that of farm vehicles.
[0] https://www.dieselnet.com/standards/us/nonroad.php#tier4 https://www.dieselnet.com/standards/us/nonroad.php#tier4
- tyingq 10y agoYes, but enforcement is aimed at the manufacturer...that new models rolling off the line meet the requirement. I don't believe there's any enforcement locally, for the buyer of the tractor. As mentioned, US states are very lax about farm vehicles.