(2)
In the case of a rule prescribed under section
6295 of this title, the Secretary shall, by means of conferences or other informal procedures, afford any interested person an opportunity to question—
(A)
other interested persons who have made oral presentations; and
(B)
employees of the United States who have made written or oral presentations with respect to disputed issues of material fact.
Such opportunity shall be afforded to the extent the Secretary determines that questioning pursuant to such procedures is likely to result in a more timely and effective resolution of such issues.