Section 13.11. Organization and administration of the office of mental retardation and developmental disabilities and its facilities

(a)  The  commissioner  shall  have  the  professional   jurisdiction,
  supervision, and control of the office and all department facilities for
  the mentally retarded and developmentally disabled.
    (b)  The commissioner shall control the organization of the office and
  may continue, establish, discontinue, expand,  and  contract  facilities
  under  his  jurisdiction.  The facilities set forth in section 13.17 may
  not be discontinued by the commissioner. Units and facilities shall have
  such functions, duties, and responsibilities as may be assigned to  them
  by the commissioner.
    (c)  The  commissioner  may, within the amounts appropriated therefor,
  lease space or facilities in which services for  the  mentally  retarded
  and  developmentally  disabled  are to be provided. He may delegate this
  authority to the facilities development corporation.