(a) In order to participate in the presentation of views either at a public hearing or otherwise, an interested person must submit a written brief before the close of the period of submission announced in the public notice. The brief may be, but need not be, supplemented by the presentation of oral testimony in any public hearing scheduled in accordance with § 2006.7.

(b) The brief shall state clearly the position taken and shall describe with particularity the supporting rationale. It shall be submitted in 20 copies, which must be legibly typed, printed, or duplicated.

(c) In order to assure each interested person an opportunity to contest the information provided by other parties, the Section 301 Committee will entertain rebuttal briefs filed by any interested person within a time limit specified in the public notice. Rebuttal briefs should be strictly limited to demonstrating errors of fact or analysis not pointed out in the briefs or hearing and should be as concise as possible.