Maryland Family Law Section 5-328
§ 5-328.
CAUTION: READ FULL TEXT OF SECTION FOR SPECIAL NOTE
  (a)   The person authorized to place a minor child for adoption shall compile and make available to a prospective adoptive parent and to the adoptive parent a pertinent medical history of the natural parents of the minor child.
  (b)   A medical history compiled under this section may not contain any information that may disclose or permit disclosure of the identity of the natural parents.
** SPECIAL NOTE: EFFECTIVE - JANUARY 1, 2006 - CHAPTER 464 - 2005 **
  (a)   If a local department is a child's guardian under this subtitle, a juvenile court:
    (1)   retains jurisdiction until:
      (i)   the child attains 18 years of age; or
      (ii)   the juvenile court finds the child to be eligible for emancipation; and
    (2)   may continue jurisdiction until the child attains 21 years of age.
  (b)   If a juvenile court designates an individual as a child's guardian, the juvenile court:
    (1)   may retain jurisdiction until the child attains 18 years of age; or
    (2)   on finding further review unnecessary to maintain the child's health and welfare, may terminate the case before the child attains 18 years of age.
  (c)   An order for adoption of a child terminates the child's guardianship case.
  (d)   On termination of a guardianship case, a juvenile court shall close the case.