(a) The referring agency must give the petitioner written notice of hearing in accordance with 2001.052, Texas Government Code.(b) The referring agency must serve the notice of hearing on the petitioner or petitioner's representative by any of the following methods using the petitioner's or representative's last known address or facsimile number as shown by the referring agency's records:(1) hand-delivery;(2) courier-receipted delivery;(3) certified or registered mail; or(4) facsimile transmission.(c) The notice of hearing shall include a disclosure, in at least twelve-point, bold-face type, that the factual allegations listed in the notice of adverse action could be deemed admitted, and the relief sought might be granted by default against a party that fails to appear.