AN ACT TO CREATE THE "MISSISSIPPI JOINT MUNICIPAL LAW ENFORCEMENT ACT"; TO DEFINE CERTAIN TERMS; TO PROVIDE THAT TWO OR MORE MUNICIPALITIES IN A COUNTY MAY ESTABLISH A JOINT POLICE DEPARTMENT IF THE GOVERNING AUTHORITIES OF SUCH MUNICIPALITIES DETERMINE IT IS IN THE BEST INTERESTS OF THE MUNICIPALITIES; TO PROVIDE THAT A JOINT POLICE DEPARTMENT SHALL BE GOVERNED BY A BOARD; TO PROVIDE THE MEMBERSHIP OF SUCH BOARD; TO PRESCRIBE THE ESTABLISHMENT PROCESS OF A JOINT POLICE DEPARTMENT; TO PROVIDE THE RIGHTS AND DUTIES AS WELL AS THE FUNDING MECHANISM FOR A JOINT POLICE DEPARTMENT; AND FOR RELATED PURPOSES.