Or. Admin. R. 141-071-0650
The Division may conduct scheduled and unscheduled inspections of operations conducted by the lessee under a mining lease. Upon receipt of a complaint related to the conduct by the lessee of its mineral resource exploration, development, or production, the Division or any governmental official appointed to the task by it may make an investigation and collect facts and opinions.
ORS 273
ORS 273.780 - 273.790
LB 44, f. & ef. 8-16-77