25 C.F.R. § 83.42
When will the Assistant Secretary issue a final determination?
(a) AS-IA will issue a final determination and publish a notice of availability in the
(1) Provide copies of the final determination to the petitioner and those listed in § 83.22(d); and
(2) Make copies of the final determination available to others upon written request.
(b) AS-IA will strive to limit the final determination and any reports to no more than 100 pages, cumulatively, excluding source documents.