ORS 215.317
Permitted uses on marginal land
(1)
A county may allow the following uses to be established on land designated as marginal land under ORS 197.247 (1991 Edition):(a)
Intensive farm or forest operations, including but not limited to “farm use” as defined in ORS 215.203 (Zoning ordinances establishing exclusive farm use zones).(b)
Part-time farms.(c)
Woodlots.(d)
One single-family dwelling on a lot or parcel created under ORS 215.327 (Divisions of marginal land) (1) or (2).(e)
One single-family dwelling on a lot or parcel of any size if the lot or parcel was created before July 1, 1983, subject to subsection (2) of this section.(f)
The nonresidential uses authorized in exclusive farm use zones under ORS 215.213 (Uses permitted in exclusive farm use zones in counties that adopted marginal lands system prior to 1993) (1) and (2).(g)
One manufactured dwelling or recreational vehicle in conjunction with an existing dwelling as a temporary use for the term of a hardship suffered by the existing resident or a relative of the resident.(2)
If a lot or parcel described in subsection (1)(e) of this section is located within the Willamette River Greenway, a floodplain or a geological hazard area, approval of a single-family dwelling shall be subject to local ordinances relating to the Willamette River Greenway, floodplains or geological hazard areas, whichever is applicable. [1983 c.826 §3; 1989 c.648 §62; 1993 c.792 §24; 1997 c.249 §60; 1999 c.640 §3]
Source:
Section 215.317 — Permitted uses on marginal land, https://www.oregonlegislature.gov/bills_laws/ors/ors215.html
.