The large encampment of Dakota Access oil pipeline protesters will move from federal land to tribal land.
The Standing Rock Sioux Tribe Chairman says the tribal council voted 8-5 for the move to its reservation.
He says permanent structures will be built to protect protesters from winter weather.
Protesters are currently on U.S. Army Corps of Engineers property.
The federal agency had said it wouldn't evict them due to free speech.
In other pipeline news, actress Shailene Woodley has pleaded not guilty to criminal trespass and riot charges after her arrest in a protest against the Dakota Access pipeline.
The ``Divergent'' star entered her pleas on Tuesday through her attorney.
Woodley and 26 other activists were arrested October 10 and she Livestreamed her protest on Facebook.
Woodley could face 60 days in jail and $3,000 in fines if she is convicted of criminal trespass and engaging in a riot.