(a)Authority to appear and act. An appearance must be filed on the appropriate form as prescribed by DHS by the attorney or accredited representative appearing in each case. The form must be properly completed and signed by the petitioner, applicant, or respondent to authorize representation in order for the appearance to be recognized by DHS. The appearance will be recognized by the specific immigration component of DHS in which it was filed until the conclusion of the matter for which it was entered

Within 30 days following the service of the Notice of Intention to Fine (which period the district director or the Associate Commissioner for Examinations, or the Director for the National Fines Office may extend for an additional period of 30 days upon good cause being shown), any person upon whom a notice under this part has been served may file with the district director or the Associate Commissioner for Examinations, or the Director for the National Fines Office a written defense, in duplicate