Maryland Code, FAMILY LAW 5-322
(b) (1) Within 5 days after entry of an order under this section, a juvenile court shall give notice of the order to:
(i) each party or, if represented, counsel;
(ii) each of the child’s living parents who has not waived the right to notice;
(iii) each living parent’s last attorney of record in the CINA case; and
(iv) the child’s last attorney of record in the CINA case.
(2) Notice under this subsection shall be by first-class mail.
(3) Notice to a party under this subsection shall be sent to the party’s last address known to the juvenile court.