Maryland Family Law Section 4-503
§ 4-503.
  (a)   A law enforcement officer who responds to a request for help under § 4-502 of this Part I of this subtitle shall give the victim a written notice that:
    (1)   includes the telephone number of a local domestic violence program that receives funding from the Department of Human Resources; and
    (2)   states that:
      (i)   the victim may request that a District Court commissioner file a criminal charging document against the alleged abuser;
      (ii)   if the commissioner declines to charge the alleged abuser, the victim may request that the State's Attorney file a criminal charging document against the alleged abuser;
      (iii)   the victim may file in the District Court or a circuit court or, when neither the office of the clerk of the circuit court nor the Office of the District Court Clerk is open, with a commissioner, a petition under this subtitle; and
      (iv)   the victim may obtain a copy of the incident report, as provided under § 4-503.1 of this Part I of this subtitle.
  (b)   A law enforcement officer may not be held liable in a civil action that arises from the officer's failure to provide the notice required under subsection (a) of this section.