31-4-174.State Highway 65 from U.S. Highway 212 to North Dakota.The state trunk highway system includes the following in Ziebach, Dewey, and Corson counties:(1)From a point on U. S. Highway 212 east of Dupree near the northeast corner of section thirty-two, township thirteen north, range twenty-one east, thence northerly to State Highway 20 west of Isabel near the northeast corner of section one, township sixteen north, range twenty-one east;(2)From a point on State Highway 20 at Isabel near the southwest corner of section twenty-eight, township seventeen north, range twenty-two east, thence northerly to U.S. Highway 12 at McIntosh near the northwest corner of section thirty-one, township twenty-three north, range twenty-three east;(3)From a point on U.S. Highway 12 at McIntosh in section twenty-five, township twenty-three north, range twenty-two east, thence north to the North Dakota state line on the north line of section twenty-four, township twenty-three north, range twenty-two east. Source: SL 1984, ch 209, §47.
South Dakota Legal Code