Part 52 — Approval and Promulgation of Implementation Plans
- Subpt. A General Provisions §§52.01 to 52.46
- Subpt. B Alabama §§52.49 to 52.69
- Subpt. C Alaska §§52.70 to 52.97-52.98
- Subpt. D Arizona §§52.119 to 52.153
- Subpt. E Arkansas §§52.170 to 52.200
- Subpt. F California §§52.220 to 52.285
- Subpt. G Colorado §§52.319 to 52.354
- Subpt. H Connecticut §§52.369 to 52.388
- Subpt. I Delaware §§52.420 to 52.465
- Subpt. J District of Columbia §§52.470 to 52.515
- Subpt. K Florida §§52.519 to 52.540
- Subpt. L Georgia §§52.569 to 52.590
- Subpt. M Hawaii §§52.620 to 52.634
- Subpt. N Idaho §§52.670 to 52.691
- Subpt. O Illinois §§52.719 to 52.750
- Subpt. P Indiana §§52.769 to 52.800
- Subpt. Q Iowa §§52.820 to 52.842
- Subpt. R Kansas §§52.869 to 52.884
- Subpt. S Kentucky §§52.919 to 52.941
- Subpt. T Louisiana §§52.970 to 52.1000-52.1018
- Subpt. U Maine §§52.1019 to 52.1037
- Subpt. V Maryland §§52.1070 to 52.1118
- Subpt. W Massachusetts §§52.1119 to 52.1169
- Subpt. X Michigan §§52.1170 to 52.1190
- Subpt. Y Minnesota §§52.1219 to 52.1241
- Subpt. Z Mississippi §§52.1270 to 52.1284
- Subpt. AA Missouri §§52.1319 to 52.1343
- Subpt. BB Montana §§52.1370 to 52.1398
- Subpt. CC Nebraska §§52.1420 to 52.1437
- Subpt. DD Nevada §§52.1470 to 52.1492
- Subpt. EE New Hampshire §§52.1519 to 52.1535
- Subpt. FF New Jersey §§52.1570 to 52.1607
- Subpt. GG New Mexico §§52.1620 to 52.1640
- Subpt. HH New York §§52.1670 to 52.1690
- Subpt. II North Carolina §§52.1769 to 52.1785
- Subpt. JJ North Dakota §§52.1820 to 52.1837
- Subpt. KK Ohio §§52.1870 to 52.1894
- Subpt. LL Oklahoma §§52.1919 to 52.1960
- Subpt. MM Oregon §§52.1970 to 52.1989-52.2019
- Subpt. NN Pennsylvania §§52.2020 to 52.2065
- Subpt. OO Rhode Island §§52.2070 to 52.2089
- Subpt. PP South Carolina §§52.2120 to 52.2141
- Subpt. QQ South Dakota §§52.2170 to 52.2186
- Subpt. RR Tennessee §§52.2219 to 52.2241
- Subpt. SS Texas §§52.2270 to 52.2312
- Subpt. TT Utah §§52.2320 to 52.2356
- Subpt. UU Vermont §§52.2370 to 52.2386
- Subpt. VV Virginia §§52.2420 to 52.2465
- Subpt. WW Washington §§52.2470 to 52.2502
- Subpt. XX West Virginia §§52.2520 to 52.2565
- Subpt. YY Wisconsin §§52.2569 to 52.2594
- Subpt. ZZ Wyoming §§52.2620 to 52.2637
- Subpt. AAA Guam §§52.2670 to 52.2686
- Subpt. BBB Puerto Rico §§52.2720 to 52.2732
- Subpt. CCC Virgin Islands §§52.2770 to 52.2782
- Subpt. DDD American Samoa §§52.2820 to 52.2827
- Subpt. EEE Approval and Promulgation of Plans §52.2850
- Subpt. FFF Commonwealth of the Northern Mariana Islands §§52.2900 to 52.2923-52.2999