La. Stat. tit. 15 § 301
Any fine or imprisonment, imposed for violation of state laws or municipal or parish ordinances, which is alleged to be excessive or that for any reason should be abated or remitted in whole or in part shall be abated or remitted in the following manner:
Fines or imprisonment imposed under state laws shall be abated or remitted in the manner directed by law.
Fines or imprisonment imposed under ordinances of police juries may be abated or remitted only upon the recommendation of the judge of the parish and the consent of the police jury.
Fines or imprisonment imposed under ordinances of any city or other municipal corporation may be remitted only upon the recommendation of the mayor or other chief magistrate and the consent of the least numerous branch of the municipal legislative body.
La. R.S. § 15:301