Pursuant to the authority granted in subsection (d) of Section 12-19-90, the Judge of Probate of DeKalb County shall set the fee for supplying a copy of an instrument, provided however, the fee shall not exceed twenty-five cents ($0.25) per page. The fee shall be in lieu of any other fee prescribed by law for the service. The money shall be charged and deposited by the judge of probate into a special fund kept by the judge of probate. Such special fund shall be expended by the judge of probate, at his or her discretion, for the general operations of his or her office.