; or (C) disapprove the plan, only if the Secretary determines that the plan fails to meet the minimal housing standards and requirements set forth in this Act and the Secretary notifies the tribe of the elements requiring the disapproval. (b) Action upon disapproval (1) Re-submission of plan Subject to paragraph (2), in the case of any disapproval of a final plan of an Indian tribe pursuant to subsection (a)(3), the Secretary shall allow the tribe a period of 180 days from notification to the tribe of such disapproval to re-submit a revised plan for approval. (2) Limitation If the final plan for an Indian tribe is disapproved twice and resubmitted twice pursuant to the authority under paragraph (1) and, upon such second re-submission of the plan the Secretary disapproves the plan, the tribe may not re-submit the plan again and shall be ineligible to participate in the demonstration program under this title. (c) Tribe authority of housing design and location The Secretary may not disapprove a final plan under section 904, or condition approval of such a plan, based on the design or location of any housing to be developed or assisted under the plan. (d) Failure To notify If the Secretary does not notify a participating tribe submitting a final plan of approval, conditional approval, or disapproval of the plan before the expiration of the period referred to in paragraph (1), the plan shall be considered as approved for all purposes of this title. 906. Treatment of NAHASDA allocation Amounts otherwise allocated for a participating tribe under title III of this Act ( 25 U.S.C. 4151 et seq.) shall not be made available to the tribe under titles I through VIII, but shall only be available for the tribe, upon request by the tribe and approval by the Secretary, for the following purposes: (1) Return on investment Such amounts as are pledged by a participating tribe pursuant to section 904(10) for return on the investment made by the investor partner or other investors may be used by the Secretary to ensure such full