Resolution of complaints.

A. The office of guardianship shall establish by rule for the filing, investigation and resolution of complaints about guardianship services provided by contractors. B. The office shall acknowledge receipt of the complaint, notify all parties involved and initiate an investigation within fifteen working days of the filing of the complaint. C. A determination shall be made and a decision rendered on the complaint within sixty working days unless mutually agreed upon by all parties or unless a shorter time is required to protect the protected person. D. The office may refer complaints to other agencies for investigation or prosecution, as appropriate. E. Complaints against the office or a staff member of the office shall be investigated by the human services department [health care authority department].