(a) A board shall:
(1) enforce this chapter in the county;
(2) conduct hearings and investigations and make determinations relating to license suspension and revocation;
(3) suspend or revoke a license for a violation of this chapter or a rule adopted by the board under this chapter; and
(4) require a record and transcription of each board proceeding.
(b) A board may:
(1) compel the appearance before the board of an applicant or license holder; and
(2) during a hearing conducted by the board, administer oaths, examine witnesses, and compel the production of pertinent records and testimony by a license holder or applicant.