(a) This section shall apply only to Limestone County.
(b) Each member of the Limestone County Board of Registrars shall be entitled to receive an additional expense allowance in the amount of fifteen dollars ($15) per day for each day when the board is authorized to meet and conduct business. The expense allowance provided for in this section shall be in addition to any and all other compensation, salary, and expense allowance provided by law and shall be paid out of the county general fund.
(c) The operation of this section shall be retroactive to October 1, 2001, and all actions and payments made to the board on and after that date are hereby ratified and confirmed.