Maryland Code, Courts and Judicial Proceedings § 5-605

(a) A law enforcement officer acting outside the officer's jurisdiction but in the State, is not civilly liable, except to the extent that he would be if acting in his own jurisdiction, for any act or omission in preventing or attempting to prevent a crime, or in effectuating an arrest, in order to protect life or property if:

(b) A law enforcement officer sued for acting under subsection (a) of this section shall be defended in any civil action by the law enforcement officer's employer as if the incident had occurred in the officer's jurisdiction.

(c) A law enforcement officer who is injured in taking action under subsection (a) of this section is entitled to workers' compensation, disability, death benefits, life insurance and all other benefits to the same extent as if the injury had been sustained in the officer's jurisdiction.