36 C.F.R. § 223.65
Appraisal of timber for land exchange; right-of-way, or other authorized use
The value of timber in land exchange or the value of timber required to be cut for occupancy of a right-of-way or other authorized use of National Forest System land for which payment will be made is to be determined by the appraisal methods in § 223.60 of this part.