A respondent may be represented by counsel in any matter before the Board and at any stage of the proceedings. If the matter goes to a hearing, the respondent shall be represented in proper person or by an attorney who has been: Admitted to the Maryland Bar; or Specially admitted to practice law pursuant to Maryland Rules, Rules Governing Admission to the Bar of Maryland, Rule 14, Annotated Code of Maryland. The Board may be represented by and obtain advice of counsel assigned to it by the Office of the Attorney General in all proceedings.