(a) The county board of election commissioners in each county shall be responsible for the apportionment of the county into quorum court districts. Until otherwise changed in the method set forth in this subchapter, the districts of each county shall consist of the territory of the township established by the county board of election commissioners on or before November 3, 1975, pursuant to the provisions of Acts 1975, No. 128 [repealed]. Thereafter, districts shall be apportioned on or before the first Monday after January 1, 1982, and each ten (10) years thereafter.
(b) All apportionments shall be based on the population of the county as of the last federal decennial census, and the number of districts apportioned shall be equal to the number to which the county is entitled by law.
(c) The provisions of this subchapter shall not be construed to affect the composition of the county committees of the political parties, and the county committee of each political party shall designate the geographic area within the county from which county committee members shall be selected.