If a licensee under this chapter makes a written request for a hearing within thirty days of suspension, revocation, or refusal to renew a license, a hearing before the board shall be expeditiously arranged by the department of inspections and appeals whose decision is subject to review by the board. The board shall issue a written statement of the board’s findings within thirty days after conclusion of the hearing upholding or reversing the proposed suspension, revocation, or refusal to renew a license. Action involving suspension, revocation, or refusal to renew a license shall not be taken by the board unless a quorum is present at the meeting. A copy of the board’s decision shall be promptly transmitted to the affected licensee who may, if aggrieved by the decision, seek judicial review of the actions of the board in accordance with the terms of chapter 17A.