25 Pa. Code § 89.83 - Closing of underground mine openings
Notes
This section cited in 25 Pa. Code § 86.133 (relating to general requirements); 25 Pa. Code § 86.134 (relating to coal exploration performance and design standards); 25 Pa. Code § 88.493 (relating to minimum environmental protection performance standards); 25 Pa. Code § 89.68 (relating to cessation of operations: temporary); and 25 Pa. Code § 89.173 (relating to performance standards).
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