(a) Any person compelled to appear, or who appears by request or permission of the Division, in person in any investigative proceeding may be accompanied, represented and advised by counsel, provided, however, that all witnesses shall be sequestered, and unless permitted in the discretion of the Division, no witness or counsel accompanying any such witness shall be permitted to be present during the examination of any other witness called in such proceeding.

(b) The right to be accompanied, represented and advised by counsel shall mean the right of a person testifying to have an attorney present with him during any investigative proceeding and to have this attorney (1) advise such person before, during and after the conclusion of such examination, (2) question such person briefly at the conclusion of the examination to clarify any of the answers such person has given, and (3) make summary notes during such examination solely for the use of such person.