(1) In addition to the guardian, a supervisory guardian may be appointed. If the Youth Welfare Office is the guardian, no supervisory guardian may be appointed; the Youth Welfare Office may be supervisory guardian.
(2) As a rule, a supervisory guardian is to be appointed if management of assets is connected with the guardianship, unless the management is not material or the guardianship is to be conducted jointly by more than one guardian.
(3) If the guardianship of more than one guardian is not to be conducted jointly, one guardian may be appointed supervisory guardian of the other.
(4) The designation and appointment of the supervisory guardian are governed by the provisions applying to the creation of the guardianship.