ARTICLE 3: USE ZONES SECTION 306 PRIMARY FOREST ZONE (PF) The Primary Forest Zone only applies to lands within Baker County that are managed by an agency of the federal government and for which Baker County has assumed no jurisdiction. When and if any of said lands convert to private ownership the applicable County zoning regulations shall be determined by the size class, vegetative cover, soil classes and other characteristics of said lands. Private lands currently lying within U.S. Forest Service boundaries are subject to the provisions of the Timber Grazing (TG) or Mineral Extraction (ME) Zone.