Commissioners shall refrain from the following prohibited activities:
(1) Assisting persons in drafting legal records, giving legal advice, or otherwise practicing law;
(2) Acting as an immigration consultant or an expert on immigration matters; or
(3) Representing a person in a judicial or administrative proceeding relating to immigration to the United States, United States citizenship, or related matters.
(4) No provision of this section shall be construed to prohibit the practice of law by a duly licensed attorney.