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CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER D—WATER PROGRAMS (Parts 100–149) > PART 146—UNDERGROUND INJECTION CONTROL PROGRAM: CRITERIA AND STANDARDS > SUBPART D—Criteria and Standards Applicable to Class III Wells (§146.31 to §146.34) > 146.31—Applicability.
146.31—Applicability.
This subpart establishes criteria and standards for underground injection control programs to regulate Class III wells.