Senatorial district 12 shall consist of all of Allen county; and all of Anderson county; and all of Coffey county; and the following voting districts in Franklin county: (000040), (000060), (000090), (000110), (000210), (000230), (000240), (000250); and all of Linn county; and the following voting districts in Miami county: (000020), (000050), (000060), (000090), (000100), (00011B), (00012A), (00012B), (00013A), (00013B), (00013C), (000140), (00016A), (00016B), (000170), (00018A), (00018B), (00018C); and the following blocks in voting district (00019A), tract 1005.00, block group 3, in Miami county: block 017, block 024, block 025, block 093; and the following blocks in voting district (00019A), tract 1006.01, block group 1, in Miami county: block 000, block 001, block 002, block 003, block 005, block 015; and the following blocks in voting district (00019A), tract 1006.01, block group 4, in Miami county: block 004, block 005, block 006, block 007, block 008, block 031, block 032, block 033, block 034, block 036, block 037, block 038, block 039, block 041, block 043, block 044, block 045, block 048, block 049, block 050, block 051, block 052, block 053, block 054, block 055; and the following blocks in voting district (00019A), tract 1006.01, block group 5, in Miami county: block 012, block 013, block 014, block 015, block 017, block 018, block 023, block 048, block 063, block 064, block 065, block 066, block 067, block 068, block 069, block 070, block 076, block 077, block 078, block 079, block 080, block 081, block 082, block 083, block 084, block 085, block 086, block 089, block 090, block 091, block 092, block 093, block 094, block 095, block 096, block 097; and the following blocks in voting district (00019A), tract 1006.01, block group 6, in Miami county: block 009, block 014, block 018, block 019, block 020, block 021; and the following voting districts in Miami county: (00019B), (000240), (000250), (000270), (020030), (120060), (120070), (120100), (120110), (200010), (200020), (900010), (900020), (900030), (900040), (900050), (900070), (900080), (900120), (900140), (900150), (900160), (900180), (900190); and all of Wilson county; and all of Woodson county.