Maryland Family Law Section 5-509.1
§ 5-509.1.
  (a)   Except as otherwise provided in subsection (b) of this section and subject to subsection (c) of this section, on or after January 1, 2000, a person shall be licensed by the Administration before the person may operate a residential educational facility.
  (b)   This section does not apply:
    (1)   to a child care home that has a license under this subtitle or under Article 83C, § 2-123 of the Code;
    (2)   to a child care institution that has a license under this subtitle or under Article 83C, § 2-124 of the Code; or
    (3)   to an institution that accepts only children placed by the Department of Health and Mental Hygiene or the Department of Juvenile Services.
  (c)   This section does not affect any requirement that a residential educational facility obtain a certificate of approval from the State Board of Education for its educational program.