Rule 326 IAC 1-4 - Attainment Status Designations
- Section 326 IAC 1-4-1 - Definitions
- Section 326 IAC 1-4-2 - Adams County
- Section 326 IAC 1-4-3 - Allen County
- Section 326 IAC 1-4-4 - Bartholomew County
- Section 326 IAC 1-4-5 - Benton County
- Section 326 IAC 1-4-6 - Blackford County
- Section 326 IAC 1-4-7 - Boone County
- Section 326 IAC 1-4-8 - Brown County
- Section 326 IAC 1-4-9 - Carroll County
- Section 326 IAC 1-4-10 - Cass County
- Section 326 IAC 1-4-11 - Clark County
- Section 326 IAC 1-4-12 - Clay County
- Section 326 IAC 1-4-13 - Clinton County
- Section 326 IAC 1-4-14 - Crawford County
- Section 326 IAC 1-4-15 - Daviess County
- Section 326 IAC 1-4-16 - Dearborn County
- Section 326 IAC 1-4-17 - Decatur County
- Section 326 IAC 1-4-18 - DeKalb County
- Section 326 IAC 1-4-19 - Delaware County
- Section 326 IAC 1-4-20 - Dubois County
- Section 326 IAC 1-4-21 - Elkhart County
- Section 326 IAC 1-4-22 - Fayette County
- Section 326 IAC 1-4-23 - Floyd County
- Section 326 IAC 1-4-24 - Fountain County
- Section 326 IAC 1-4-25 - Franklin County
- Section 326 IAC 1-4-26 - Fulton County
- Section 326 IAC 1-4-27 - Gibson County
- Section 326 IAC 1-4-28 - Grant County
- Section 326 IAC 1-4-29 - Greene County
- Section 326 IAC 1-4-30 - Hamilton County
- Section 326 IAC 1-4-31 - Hancock County
- Section 326 IAC 1-4-32 - Harrison County
- Section 326 IAC 1-4-33 - Hendricks County
- Section 326 IAC 1-4-34 - Henry County
- Section 326 IAC 1-4-35 - Howard County
- Section 326 IAC 1-4-36 - Huntington County
- Section 326 IAC 1-4-37 - Jackson County
- Section 326 IAC 1-4-38 - Jasper County
- Section 326 IAC 1-4-39 - Jay County
- Section 326 IAC 1-4-40 - Jefferson County
- Section 326 IAC 1-4-41 - Jennings County
- Section 326 IAC 1-4-42 - Johnson County
- Section 326 IAC 1-4-43 - Knox County
- Section 326 IAC 1-4-44 - Kosciusko County
- Section 326 IAC 1-4-45 - LaGrange County
- Section 326 IAC 1-4-46 - Lake County
- Section 326 IAC 1-4-47 - LaPorte County
- Section 326 IAC 1-4-48 - Lawrence County
- Section 326 IAC 1-4-49 - Madison County
- Section 326 IAC 1-4-50 - Marion County
- Section 326 IAC 1-4-51 - Marshall County
- Section 326 IAC 1-4-52 - Martin County
- Section 326 IAC 1-4-53 - Miami County
- Section 326 IAC 1-4-54 - Monroe County
- Section 326 IAC 1-4-55 - Montgomery County
- Section 326 IAC 1-4-56 - Morgan County
- Section 326 IAC 1-4-57 - Newton County
- Section 326 IAC 1-4-58 - Noble County
- Section 326 IAC 1-4-59 - Ohio County
- Section 326 IAC 1-4-60 - Orange County
- Section 326 IAC 1-4-61 - Owen County
- Section 326 IAC 1-4-62 - Parke County
- Section 326 IAC 1-4-63 - Perry County
- Section 326 IAC 1-4-64 - Pike County
- Section 326 IAC 1-4-65 - Porter County
- Section 326 IAC 1-4-66 - Posey County
- Section 326 IAC 1-4-67 - Pulaski County
- Section 326 IAC 1-4-68 - Putnam County
- Section 326 IAC 1-4-69 - Randolph County
- Section 326 IAC 1-4-70 - Ripley County
- Section 326 IAC 1-4-71 - Rush County
- Section 326 IAC 1-4-72 - Scott County
- Section 326 IAC 1-4-73 - Shelby County
- Section 326 IAC 1-4-74 - Spencer County
- Section 326 IAC 1-4-75 - Starke County
- Section 326 IAC 1-4-76 - Steuben County
- Section 326 IAC 1-4-77 - St. Joseph County
- Section 326 IAC 1-4-78 - Sullivan County
- Section 326 IAC 1-4-79 - Switzerland County
- Section 326 IAC 1-4-80 - Tippecanoe County
- Section 326 IAC 1-4-81 - Tipton County
- Section 326 IAC 1-4-82 - Union County
- Section 326 IAC 1-4-83 - Vanderburgh County
- Section 326 IAC 1-4-84 - Vermillion County
- Section 326 IAC 1-4-85 - Vigo County
- Section 326 IAC 1-4-86 - Wabash County
- Section 326 IAC 1-4-87 - Warren County
- Section 326 IAC 1-4-88 - Warrick County
- Section 326 IAC 1-4-89 - Washington County
- Section 326 IAC 1-4-90 - Wayne County
- Section 326 IAC 1-4-91 - Wells County
- Section 326 IAC 1-4-92 - White County
- Section 326 IAC 1-4-93 - Whitley County