Thirty days after May 13, 1993, a special indexing and recording fee of five dollars ($5) shall be paid to the judge of probate with respect to each real property instrument and each personal property instrument that may be filed for record in the office of the judge of probate and for the recording of other instruments and documents in the probate office in the discretion of the judge of probate of the county, and, on and after that date no instrument shall be received for record in the office of the judge of probate unless the special indexing and recording fee of five dollars ($5) is paid thereon. The special indexing and recording fee shall be in addition to all other fees, taxes, and other charges required by law to be paid upon the filing for record of any real property instrument or personal property instrument, and for the recording of other instruments and documents in the probate office in the discretion of the judge of probate of the county. All special indexing and recording fees collected shall be paid into the county general fund. The fee shall be adjusted from time to time by the Lamar County Commission.