(a) (1) Justice of the peace constables appointed pursuant to this chapter shall be subject to all the rules and regulations as delineated in Chapter 59 of Title 29 dealing with merit system administration and shall be compensated in accordance with the State's uniform pay plan.
(2) All moneys collected by justice of the peace constables for fines, costs, fees or forfeitures shall be for the use of the State, except where otherwise directed by law.
(b) In addition to a salary, each justice of the peace constable shall be entitled to receive mileage at the rate of 25 cents per mile for each mile necessarily travelled in the necessary discharge of duties as constable. Each justice of the peace constable, on the last day of each month, shall present to the State Treasurer an itemized and verified account of all mileage fees incurred as aforesaid, and the State Treasurer shall pay the amount thereof to the constable. The total charge for mileage thus compiled in each case shall be charged as costs in the case and when collected shall be paid to the State Treasurer.