Md. Courts and Judicial Proceedings Code Ann. 5-605
Liability: Law Enforcement Outside of Jurisdiction
A law enforcement officer who is acting outside of their home jurisdiction but within the State at the scene of a crime will not be held legally responsible for acting or failing to act. They can be held legally responsible if acting with extreme carelessness. The law enforcement officer will be defended by their employment as if they were in their home jurisdiction.
law Enforcement officer acting outside jurisdiciton
(a) When not civilly liable. -- 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: (1) The action is not grossly negligent; and (2) The action is taken at the scene of the crime or attempted crime. (b) Defense by employer. -- 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.