PART 49—TRIBAL CLEAN AIR ACT AUTHORITY
- SUBPART A—Tribal Authority (§49.1 to §49.25-49.50)
- SUBPART B—General Provisions (§49.51-49.100 to §49.51-49.100)
- SUBPART C—General Federal Implementation Plan Provisions (§49.101-49.120 to §49.140-49.200)
- SUBPART D—Implementation Plans for Tribes—Region I (§49.201 to §49.202-49.470)
- SUBPART E—Implementation Plans for Tribes—Region II (§49.471 to §49.472-49.680)
- SUBPART F—Implementation Plans for Tribes—Region III (§49.681-49.710 to §49.681-49.710)
- SUBPART G—Implementation Plans for Tribes—Region IV (§49.711-49.920 to §49.711-49.920)
- SUBPART H—Implementation Plans for Tribes—Region V (§49.921-49.1970 to §49.921-49.1970)
- SUBPART I—Implementation Plans for Tribes—Region VI (§49.1971-49.3920 to §49.1971-49.3920)
- SUBPART J—Implementation Plans for Tribes—Region VII (§49.3921-49.4160 to §49.3921-49.4160)
- SUBPART K—Implementation Plans for Tribes—Region VIII (§49.4161-49.5510 to §49.4161-49.5510)
- SUBPART L—Implementation Plans for Tribes—Region IX (§49.5511-49.9860 to §49.5511-49.9860)
- SUBPART M—Implementation Plans for Tribes—Region X (§49.9861 to §49.11111-49.17810)