Maryland Criminal Law Section 10-604
§ 10-604.
  (a)   A person may not:
    (1)   overdrive or overload an animal;
    (2)   deprive an animal of necessary sustenance;
    (3)   cause, procure, or authorize an act prohibited under item (1) or item (2) of this subsection; or
    (4)   if the person has charge or custody of an animal, as owner or otherwise:
      (i)   inflict unnecessary suffering or pain on the animal; or
      (ii)   unnecessarily fail to provide the animal with nutritious food in sufficient quantity, necessary veterinary care, proper drink, air, space, shelter, or protection from the weather.
  (b)   (1)   A person who violates this section is guilty of a misdemeanor and on conviction is subject to imprisonment not exceeding 90 days or a fine not exceeding $1,000 or both.
    (2)   As a condition of sentencing, the court may order a defendant convicted of violating this section to participate in and pay for psychological counseling.