(a) Each department, agency, officer, and employee of the state, when requested by the department, shall cooperate with the department in appropriate activities to implement this chapter.
(b) This section does not give the department control over existing facilities, institutions, or agencies or require the facilities, institutions, or agencies to serve the department in a manner that is inconsistent with the functions, the authority, or the laws and rules governing the activities of the facilities, institutions, or agencies.

(c) This section does not authorize the department to use a private institution or agency without its consent or to pay a private institution or agency for services that a public institution or agency is willing and able to provide.