Oregon Air Quality
ORS 468A.796
School buses; repowering or retrofitting of engines; replacement


(1)

All school buses powered by diesel engines operated in Oregon must, by January 1, 2025, be:

(a)

Repowered with an engine meeting 2007 fine particulate matter federal exhaust emission standards for diesel heavy-duty engines as set forth in 40 C.F.R. 86.007-11;

(b)

Retrofitted:

(A)

If retrofitted prior to August 15, 2017, with best available exhaust control technology; or

(B)

If retrofitted on or after August 15, 2017, with exhaust controls meeting 2007 fine particulate matter federal exhaust emission standards for diesel heavy-duty engines as set forth in 40 C.F.R. 86.007-11; or

(c)

Replaced with school buses manufactured on or after January 1, 2007.

(2)

A school bus replaced under subsection (1)(c) of this section may not be used for transportation of any type. [2009 c.631 §2; 2017 c.742 §12]
Source
Last accessed
May. 15, 2020