Or. Admin. R. 141-071-0605 - Development Requirement
The operations contemplated in each lease shall be carried on with due diligence and in a workmanlike manner. Lessees will conduct such examinations, explorations, testing, and samplings as may, in competent judgment, be necessary to determine the extent, quality, feasibility, and economic potential of the mineral resource in, upon, and under the leased premises, together with such other studies as may be necessary for it to reach a determination as to development methods, preparations, equipment, and mining of the leased premises:
The lessee shall expend for approved development work within the times and in the amounts as follows:
Notes
Stat. Auth.: ORS 273
Stats. Implemented: ORS 273 .780 - ORS 273 .790
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