Wisconsin Statutes Environmental Regulation (Ch. 280 to 299) § 295.695. Inspections by the department

(1) Any duly authorized officer, employee, or representative of the department who has received the safety training under 30 CFR 48.31 may enter and inspect any property, premises, or place on or at which any mining operation or facility is located or is being constructed or installed at any reasonable time for the purpose of ascertaining the state of compliance with this subchapter and the provisions of chs. 281, 283, 285, 289, 291, 292, and 299 and rules promulgated under those chapters that are applicable to the mining operation. No person may refuse entry or access to any authorized representative of the department who requests entry for purposes of inspection, and who presents appropriate credentials.

(2) No person may obstruct, hamper, or interfere with any inspection authorized in sub. (1).

(3) The department shall furnish to the operator a written report on any inspection setting forth all observations, relevant information, and data that relate to compliance status.