- Title 1 - General Provisions
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- Title 40 - Protection of Environment
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- Title 47 - Telecommunication
- Title 48 - Federal Acquisition Regulations System
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- Title 50 - Wildlife and Fisheries
CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER D—WATER PROGRAMS (Parts 100–149) > PART 147—STATE, TRIBAL, AND EPA-ADMINISTERED UNDERGROUND INJECTION CONTROL PROGRAMS > SUBPART LLL—Navajo Indian Lands (§147.3400 to §147.3400)
SUBPART LLL—Navajo Indian Lands (§147.3400 to §147.3400)