(a) The Coroner of Madison County shall be entitled to an expense allowance in the amount of ten thousand dollars ($10,000) per annum, which shall be in addition to all other compensation or salary provided by law. This expense allowance shall be payable in equal monthly installments from the general fund of the county.
(b) Beginning with the expiration of the term of the incumbent coroner, the annual salary for the Coroner of Madison County shall be ten thousand dollars ($10,000) per annum, payable in equal monthly installments from the general fund of the county.