Notwithstanding any other provision of law, including but not limited to the Indian Self-Determination Act of 1975, as amended [ et seq.], on and after , funds available to the Department of the Interior for Indian self-determination or self-governance contract or grant support costs may be expended only for costs directly attributable to contracts, grants and compacts pursuant to the Indian Self-Determination Act of 1975 and on and after , funds appropriated in this title shall not be available for any contract support costs or indirect costs associated with any contract, grant, cooperative agreement, self-governance compact or funding agreement entered into between an Indian tribe or tribal organization and any entity other than an agency of the Department of the Interior.25 U.S.C. 53211November 29, 19991999-11-29November 29, 19991999-11-29