Representative district 12 shall consist of the following voting districts in Butler county: (000080), (000110); and the following blocks in voting district (000130), tract 0209.03, block group 3, in Butler county: block 014, block 015, block 016, block 017, block 039, block 040, block 041, block 057, block 058, block 059, block 060, block 108, block 109, block 110, block 119; and the following voting districts in Butler county: (000260), (000270), (000290), (000300); and the following blocks in voting district (000360), tract 0201.01, block group 2, in Butler county: block 225; and the following blocks in voting district (000360), tract 0201.02, block group 2, in Butler county: block 000; and the following voting districts in Butler county: (000380), (000390), (000410), (000440); and the following blocks in voting district (000450), tract 0209.01, block group 1, in Butler county: block 023, block 024, block 031, block 032, block 033, block 059, block 060, block 061, block 062, block 063, block 064, block 065, block 066, block 067, block 079, block 090, block 091, block 097; and all of Chautauqua county; and the following voting districts in Cowley county: (000180), (000190); and the following blocks in voting district (000200), tract 4939.00, block group 2, in Cowley county: block 000, block 001, block 002, block 003, block 004, block 005, block 006, block 007, block 020, block 059, block 060, block 061, block 066, block 067, block 068, block 071, block 078, block 079, block 084, block 093; and the following blocks in voting district (000210), tract 4933.00, block group 1, in Cowley county: block 117, block 118, block 128; and the following blocks in voting district (000210), tract 4939.00, block group 1, in Cowley county: block 002, block 003, block 004, block 005, block 006, block 007, block 008, block 009, block 034, block 035, block 037, block 039, block 040, block 041, block 042, block 043, block 044, block 045, block 069, block 070, block 071, block 072, block 073, block 074, block 087, block 088; and the following blocks in voting district (000220), tract 4932.00, block group 1, in Cowley county: block 426; and the following voting districts in Cowley county: (000230), (000240), (000250), (000280), (000290), (000310), (000330), (000340), (000350), (000360), (000370), (000380), (000430), (00053B); and all of Elk county; and the following voting districts in Montgomery county: (00001A), (00001B), (00001C), (000020), (000030), (000040), (000050), (000060); and the following blocks in voting district (000260), tract 9507.00, block group 1, in Montgomery county: block 101, block 114, block 115, block 116, block 118, block 119, block 120, block 121, block 122, block 187, block 188, block 189, block 190, block 191; and the following blocks in voting district (000260), tract 9507.00, block group 2, in Montgomery county: block 000, block 001, block 002, block 005, block 006, block 007, block 008, block 015, block 016, block 017, block 027, block 028, block 029, block 030, block 031, block 032, block 033, block 040, block 041, block 056, block 057, block 069, block 070; and the following blocks in voting district (000260), tract 9507.00, block group 3, in Montgomery county: block 027, block 028, block 029, block 034, block 035, block 038, block 039, block 041, block 042, block 043, block 045, block 096, block 099, block 100, block 102, block 103, block 106; and the following voting districts in Montgomery county: (000300); and the following blocks in voting district (00032A), tract 9505.00, block group 2, in Montgomery county: block 014, block 020, block 021, block 022, block 023, block 025, block 026, block 027, block 028, block 029, block 059, block 060, block 086, block 088, block 090, block 097, block 098; and the following voting districts in Montgomery county: (000350), (000360), (000420), (000450), (120020), (120030); and the following blocks in voting district (120050), tract 9503.00, block group 3, in Montgomery county: block 000, block 001, block 016, block 017, block 018; and the following blocks in voting district (120070), tract 9505.00, block group 2, in Montgomery county: block 024, block 091, block 092, block 093, block 094, block 095, block 102; and the following blocks in voting district (120070), tract 9507.00, block group 1, in Montgomery county: block 015, block 016, block 017, block 018, block 019, block 020, block 029, block 030, block 031, block 032, block 033, block 034, block 035, block 036, block 037, block 038, block 039, block 040, block 041, block 051, block 052, block 053, block 054, block 055, block 056, block 089, block 090, block 091, block 092, block 093, block 096, block 097, block 098, block 099, block 100, block 117, block 198, block 203, block 204; and the following blocks in voting district (120070), tract 9507.00, block group 3, in Montgomery county: block 007, block 008, block 015, block 016, block 017, block 018; and the following voting districts in Montgomery county: (120090), (180010), (180020), (18002A), (18002B), (180030), (18003A), (900030), (90003A), (900050), (900060).