Maryland Criminal Law Section 10-609

      (a)      Except as provided in subsection (b) of this section, if an officer of a humane society sees a person committing a misdemeanor that involves cruelty to an animal, the officer shall arrest and bring before the District Court the person committing the misdemeanor.

      (b)      In Baltimore County, the Baltimore County Department of Health, Division of Animal Control shall enforce this section.