Not later than 120 days after receipt by the Secretary and the designated officials under paragraph (4) of a request under paragraph (1), the Secretary shall approve or deny the requested waiver in writing to the Indian Tribe.
The deadline described in paragraph (2) may be extended for any length of time, as agreed upon by both the Indian Tribe and the Secretary.
The Secretary shall designate one or more appropriate officials in the Department to receive a copy of the waiver request described in paragraph (1).
If the Secretary fails to make a determination with respect to a waiver request within the period specified in paragraph (2) (including any extension agreed to under paragraph (3)), the Secretary shall be deemed to have agreed to the request, except that for a waiver request relating to programs eligible under section 5363(b)(2) or section 5363(c) of this title, the Secretary shall be deemed to have denied the request.