TITLE 62: MINING
CHAPTER I: DEPARTMENT OF NATURAL RESOURCES
PART 1817 PERMANENT PROGRAM PERFORMANCE STANDARDS – UNDERGROUND MINING OPERATIONS
SECTION 1817.103 BACKFILLING AND GRADING: COVERING COAL AND ACID- AND TOXIC - FORMING MATERIALS (REPEALED)
CHAPTER I: DEPARTMENT OF NATURAL RESOURCES
PART 1817 PERMANENT PROGRAM PERFORMANCE STANDARDS – UNDERGROUND MINING OPERATIONS
SECTION 1817.103 BACKFILLING AND GRADING: COVERING COAL AND ACID- AND TOXIC - FORMING MATERIALS (REPEALED)
Section 1817.103 Backfilling and Grading: Covering Coal and Acid- and Toxic - Forming Materials (Repealed)
(Source: Repealed at 11 Ill. Reg. 8250, effective July 1, 1987)