Maryland Code, Health-General § 13-3602

(a) An emergency medical services provider or a law enforcement officer who treats and releases or transports to a medical facility an individual experiencing a suspected or an actual overdose may report the incident using an appropriate information technology platform with secure access, including the Washington/Baltimore High Intensity Drug Trafficking Area overdose detection mapping application program, or any other program operated by the federal government or a unit of State or local government.

(b) A report of an overdose made under this section shall include:

(c) If an emergency medical services provider or a law enforcement officer reports an overdose under this section, the emergency medical services provider or law enforcement officer making the report shall make best efforts to make the report within 24 hours after responding to the incident.

(d) On receipt of a patient care report that indicates an overdose, the Maryland Institute for Emergency Medical Services Systems shall report the information listed under subsection (b) of this section to an appropriate information technology platform with secure access, including the Washington/Baltimore High Intensity Drug Trafficking Area overdose detection mapping application, or any other program operated by the federal government or a unit of State or local government.

(e) Overdose information reported by an emergency medical services provider under subsection (a) of this section or by the Maryland Institute for Emergency Medical Services Systems under subsection (d) of this section may not be:

(f) An emergency medical services provider or a law enforcement officer who in good faith makes a report under this section shall be immune from criminal liability for making the report.