020-13 Wyo. Code R. § 13-5
(a) The Administrator, with the concurrence of the Director, may require the operator to submit an application for permit revision and comply with all requirements of this Chapter. Any such requirement shall be based on written findings that, upon review of the operator's annual report or inspection of the existing operation, there is or is intended to be conducted a revised mining or reclamation operation. Such review or inspection shall be conducted at least each year upon receipt of the operator's annual report. Right of review shall be afforded as provided in the Wyoming Administrative Procedure Act. Nothing contained herein shall be construed to require compliance with any provision of the Act or regulation from which the existing operation has been specifically excepted.
020-13 Wyo. Code R. § 13-5