(a) When a motion for permanent guardianship is filed, the court shall promptly set a time for an adjudicatory hearing and shall cause notice thereof to be given to all parties.(b) The court shall direct the issuance to and personal service upon the child's parents of a summons and a copy of the motion for permanent guardianship.(c) When it is appropriate to the proper disposition of the case, the court may direct the service of a summons upon other persons.(d) If personal service under this section cannot be effected, then notice shall be made constructively pursuant to rules of the Superior Court of the District of Columbia.Apr. 4, 2001, D.C. Law 13-273, § 3(b), 48 DCR 1637.