; (2) $350,000,000 shall be for competitive grants under the Native American Housing Block Grants program, as authorized under title I of NAHASDA: Provided, That the Secretary shall obligate this additional amount for competitive grants to eligible recipients authorized under NAHASDA that apply for funds: Provided further, That in awarding this additional amount, the Secretary shall consider need and administrative capacity and shall give priority to projects that will spur construction and rehabilitation: Provided further, That a grant funded pursuant to this paragraph shall be in an amount not less than $500,000 and not greater than $20,000,000: Provided further, That recipients of amounts made available in this paragraph shall obligate 100 percent of such amounts within 1 year of the date amounts are made available to a recipient, expend at least 50 percent of such amounts within 2 years of the date on which amounts become available to such recipients for obligation, and expend 100 percent of such amounts within 3 years of such date: Provided further, That the Secretary shall issue a Notice of Funding Availability for amounts made available in this paragraph not later than 60 days after the date of enactment of this Act: Provided further, That such Notice of Funding Availability shall require application submissions 90 days after the publishing of such Notice: Provided further, That of the applications submitted under the preceding 2 provisos, the Secretary shall make grants not later than 270 days after the date of enactment of this Act