A petition pursuant to § 34-12C-4 may be filed by the incapacitated or alleged incapacitated person, by any person who is, or who might be, authorized to make a health care decision for him pursuant to § 34-12C-3, by a health care provider or by any other interested person. Any petition shall be filed in the circuit court where the incapacitated or alleged incapacitated person either resides or is present for purposes of receiving health care.
The petition shall state, or set forth by affidavit, medical records or other evidence attached thereto, all of the following so far as known to the petitioner:
Reasonable notice of time and place of hearing on the petition shall be given to the incapacitated or alleged incapacitated person and to any other person as the court may direct. However, the court may modify or dispense with notice and hearing if it finds that the delay may have a serious adverse effect upon the health of the incapacitated or alleged incapacitated person.
The court may appoint a guardian ad litem to make an investigation, report and recommendation as to the relief requested in the petition, or on any other matters as the court may direct.
SDCL 34-12C-5