OFA must | within . . . |
(1) Complete its review under Phase I and either issue a negative proposed finding and publish a notice of availability in the FEDERAL REGISTER, or proceed to review under Phase II | six months after notifying the petitioner under § 83.25 that OFA has begun review of the petition. |
(2) Complete its review under Phase II and issue a proposed finding and publish a notice of availability in the FEDERAL REGISTER | six months after the deadline in paragraph (a)(1) of this section. |
25 C.F.R. §83.32