(a) Except in the case of a suspension under § 164.059 or under the terms of an agreement between the board and a license holder, a revocation, suspension, involuntary modification, or other disciplinary action relating to a license is not effective unless, before board proceedings are instituted:
(1) the board gives notice, in a manner consistent with the notice requirements under § 154.053, to the affected license holder of the facts or conduct alleged to warrant the intended action; and
(2) the license holder is given an opportunity to show compliance with all requirements of law for the retention of the license, at the license holder’s option, either in writing or through personal appearance at an informal meeting with one or more representatives of the board.
(b) If the license holder chooses to personally appear and an informal meeting is held, the board’s staff and the board’s representatives are subject to the ex parte provisions of Chapter 2001, Government Code, with regard to contacts with board members and administrative law judges concerning the case.