Md. Code, Family Law § 5–302

(a) This subtitle applies only to:

(1) guardianship of an individual who is committed to a local department as a child in need of assistance;

(2) adoption of an individual who is committed to a local department as a child in need of assistance, without prior termination of parental rights as to the individual; and

(3) adoption of an individual under guardianship under this subtitle.

(b) This subtitle:

(1) does not apply to a guardianship case filed on or before December 31, 2005, until guardianship is granted; and

(2) unless otherwise specified, does not apply to an adoption case filed on or before December 31, 2005.