Oregon Revised Statutes Forestry and Forest Products § 526.046

(a) Shall, upon request, and whenever the forester deems that it is in the public interest, assist and cooperate with any federal or state department or any institution, political subdivision or person owning or controlling forestland within this state, in the preparation of plans for their protection, management, replacement or extension. Unless otherwise provided by law, the parties obtaining such assistance shall pay the necessary costs of travel, subsistence and other field expenses incurred by the forester or the assistants of the forester in the preparation and execution of these plans.

(b) May enter into contracts with the applicants under which the forester will supervise the execution of the plans. However, the costs of carrying out the plans shall be paid by the applicants.