Sec. 9. In order to perform the duties assigned to it under this chapter, the department of local government finance:
(1) shall conduct continuing studies of all property which is subject to assessment in this state;
(2) may request access to all local and state official records;
(3) may secure information from the federal government or from public or private agencies;
(4) may inspect a person's books, records, or property if the item is relevant to information which the department needs in order to implement this chapter; and
(5) may adopt appropriate forms and procedures.