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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Jan 21, 2026
All Titles
Title 40
Chapter I
Part 146
Subpart D - Subpart D—Criteria and Standards Applicable to Class III Wells
§ 146.31 - Applicability.
§ 146.32 - Construction requirements.
§ 146.33 - Operating, monitoring, and reporting requirements.
§ 146.34 -
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