(a) A tribe with jurisdiction over a cultural access road can close it. The tribe can do this:
(1) During periods when the tribe or tribal members are involved in cultural activities; and
(2) In order to protect the health and safety of the tribal members or the general public.
(b) Cultural access roads designated through an agreement with a public authority may only be closed according to the provisions of the agreement. See Sec. 170.121(c).
Seasonal Transportation Routes