The ' 14 days' limit is very common. The policies for the relocation distance vary.
Forest supervisors have the authority to change ORDERS as they see fit very quickly. I see the problems with homeless encampments as the main reason to modify NFS ORDERS on short notice.
One has to check our respective areas before heading out.
The PNW Region ( Region 6 ) covers Oregon, Washington, California and Idaho. Know before you go.
The common denominator of long term hunting camps is that there isn't any crime in close proximity.