(2) In the conduct of investigations, the board may:
(a) Take evidence;
(b) Take the depositions of witnesses, including the person charged, in the manner provided by law in civil cases;
(c) Compel the appearance of witnesses, including the person charged, before the board in person the same as in civil cases;
(d) Require answers to interrogatories;
(e) Compel the production of books, papers, accounts, documents and testimony pertaining to the matter under investigation; and
(f) Issue subpoenas. [1989 c.843 §2; 1997 c.791 §13; 2011 c.132 §2]