As used in this title, the term:

(1) "Board" means the Board of Human Resources.

(2) "Commissioner" means the commissioner of human resources.

(3) "County board" means a county or district board of family and children services.

(4) "County department" means a county or district department of family and children services.

(5) "County director" means the director of a county or district department of family and children services.

(6) "Department" means the Department of Human Resources.