Oregon Revised Statutes Mineral Resources § 517.961

A prospective applicant for a mining operation permit shall file with the State Department of Geology and Mineral Industries a notice of intent to submit an application and post copies of the notice along the perimeter of the location of the proposed operation. The posting shall be sufficient to inform the public of the intended action and a legal description of the proposed mining operation location and shall comply with requirements adopted by rule by the governing board of the department.