(a) The missing persons information clearinghouse is established as a central repository of information regarding missing persons.
(b) The clearinghouse shall (1) establish within the state a system and appropriate procedures for communication of information regarding missing persons;
(2) collect, maintain, and disseminate accurate and complete information on missing persons for the purpose of identifying, locating, and returning them;
(3) provide for exchange of information on missing persons within the state;
(4) cooperate with private citizens, local law enforcement agencies, and other state and federal agencies in investigations concerning missing persons;
(5) provide training and assistance to law enforcement agencies to promote effective use of the clearinghouse.