Any municipal judge, or any justice of the peace in townships subject to this act, who makes use, directly or indirectly, of the process of his own court, either as a party litigant or in interest or as an attorney or agent for any party litigant or in interest, or who offers or gives by way of remission of fees or otherwise any pecuniary inducements to the instituting or maintaining of any suits, prosecutions, or proceedings in his court, and any justice of the peace, or constable in townships subject to this act, or sheriffs in counties subject to this act, or clerks of the municipal court, or chief of police in any city subject to this act, who fails to report or pay over fines, penalties, forfeitures, fees, or costs collected by him, shall be deemed guilty of a misdemeanor and, on conviction for each of these offenses, shall be punished by a fine of not less than fifty dollars ($50.00) nor more than five hundred dollars ($500). A conviction under this section shall work a forfeiture of office. Notwithstanding any other provision of this section, sheriffs and constables may retain the fees and costs due them out of each cause.