(a)      The powers and duties of the Department with respect to law enforcement are supplemental to and concurrent with similar powers and duties conferred by law on other law enforcement agencies of the State in their respective jurisdictions.

      (b)      (1)      Technological developments, changes in the population and economy of the State, and other factors directly related to proper law enforcement require effective cooperation among all law enforcement agencies in order to provide:

                  (i)      efficient utilization of equipment, personnel, and information; and

                  (ii)      prompt means of collection, analysis, and dissemination of information relevant to the duties of the law enforcement agencies.

            (2)      The duties imposed on the Department by this title:

                  (i)      shall promote effective cooperation among law enforcement agencies; and

                  (ii)      do not limit the powers or responsibilities of any other law enforcement agency or make any other law enforcement agency subject to the supervision of the Department.