including the costs of modifying such notes and other obligations, shall be as defined in section 502 of the Congressional Budget Act of 1974, as amended: Provided further , That these funds are available to subsidize the total principal amount of any notes and other obligations, any part of which is to be guaranteed, not to exceed $17,391,304: Provided further , That the Department will notify grantees of their formula allocation within 60 days of the date of enactment of this Act: Provided further , That notwithstanding section 302(d) of NAHASDA, if on the date of enactment of this Act, a recipient’s total amount of undisbursed block grant funds in the Department’s line of credit control system is greater than the sum of its prior 3 years’ initial formula allocation calculations, the Secretary shall adjust that recipient’s formula allocation that it would otherwise receive down by the difference between its total amount of undisbursed block grant funds in the Department’s line of credit control system on the date of enactment of this Act, and the sum of its prior 3 years’ initial formula allocation calculations: Provided further , That grant amounts not allocated to a recipient pursuant to the previous proviso shall be allocated under the need component of the formula proportionately among all other Indian tribes not subject to an adjustment under such proviso: Provided further , That the second proviso shall not apply to any Indian tribe that would otherwise receive a formula allocation of less than $5,000,000: Provided further , That to take effect, the three previous provisos do not require issuance or amendment of any regulation, shall not be subject to a formula challenge by an Indian tribe, and shall not be construed to confer hearing rights under any section of NAHASDA or its implementing regulations. Indian housing loan guarantee fund program account For the cost of guaranteed loans, as authorized by section 184 of the Housing and Community Development Act of 1992 ( 12 U.S.C. 1715z–13a ), $5,500,000,