(a)
In the event that a violation of a requirement described in subdivision (d) of Section 1831 is occurring or threatening to occur, the board shall give notice by personal notice or certified mail, pursuant to which the party shall be informed that he or she may request a hearing not later than 20 days from the date on which the notice is received, to the person allegedly engaged in the violation. The notice shall contain a statement of facts and information that would tend to show the proscribed action, and notification of the requirements of subdivision (b).
(b)
Unless a written request for a hearing signed by or on behalf of the notified party is delivered to or received by mail by the board within 20 days after receipt of the notice, the board may adopt a cease and desist order, based on the statement of facts and information set forth in the notice, without a hearing.