25 CFR § 83.35
What opportunity to comment will there be after OFA issues the proposed finding?
February 24, 2021
(a) Publication of notice of the proposed finding will be followed by a 120-day comment period. During this comment period, the petitioner or any individual or entity may submit the following to OFA to rebut or support the proposed finding:
(1) Comments, with citations to and explanations of supporting evidence; and
(2) Evidence cited and explained in the comments.
(b) Any individual or entity that submits comments and evidence must provide the petitioner with a copy of their submission.