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U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 27, 2025
All Titles
Title 40
Chapter I
Part 72
Subpart G - Subpart G—Acid Rain Phase II Implementation
§ 72.70 - Relationship to title V operating permit program.
§ 72.71 - Acceptance of State Acid Rain programs—general.
§ 72.72 - Criteria for State operating permit program.
§ 72.73 - State issuance of Phase II permits.
§ 72.74 - Federal issuance of Phase II permits.
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