(a) Any party may appear individually or through an authorized representative.     
      (b) Authorized representatives shall:      
        (1)  file a notice of representation with the Docket Services Section that contains the representative's mailing address, telephone number, and, if applicable, fax number and email address;       
        (2)  advise their clients and witnesses of applicable requirements of conduct and decorum;       
        (3)  comply with §1.7 of this title (relating to Ex Parte Communications).       
      (c) If an authorized representative's authority is challenged, the authorized representative must file documents that evidence authority to appear as the party's representative.     
      (d) An authorized representative seeking to withdraw shall file a motion to withdraw and shall provide in the motion a mailing address, telephone number, and, if applicable, fax number and email address for the party or substitute representative. A party's authorized representative shall remain as such until the motion to withdraw is granted by the examiner.     
      (e) If an authorized representative includes an email address in the notice of representation, the authorized representative agrees to be served by email and affirmatively consents to the release and disclosure of the email address.     
     Source Note:        The provisions of this §1.27 adopted to be effective August 21, 2017, 42 TexReg 4131