; $18,512,000 of the funds available for grants under section 106 of the Federal Water Pollution Control Act shall be for State participation in national- and State-level statistical surveys of water resources and enhancements to State monitoring programs. Water infrastructure finance and innovation program account For the cost of direct loans and for the cost of guaranteed loans, as authorized by the Water Infrastructure Finance and Innovation Act of 2014, $64,634,000, to remain available until expended: Provided, That such costs, including the cost of modifying such loans, shall be as defined in section 502 of the Congressional Budget Act of 1974: Provided further, That these funds are available to subsidize gross obligations for the principal amount of direct loans, including capitalized interest, and total loan principal, including capitalized interest, any part of which is to be guaranteed, not to exceed $12,500,000,000: Provided further, That of the funds made available under this heading, $5,000,000 shall be used solely for the cost of direct loans and for the cost of guaranteed loans for projects described in section 5026(9) of the Water Infrastructure Finance and Innovation Act of 2014 to State infrastructure financing authorities, as authorized by section 5033(e) of such Act: Provided further, That the use of direct loans or loan guarantee authority under this heading for direct loans or commitments to guarantee loans for any project shall be in accordance with the criteria published in the Federal Register on June 30, 2020 (85 FR 39189) pursuant to the fourth proviso under the heading Water Infrastructure Finance and Innovation Program Account in division D of the Further Consolidated Appropriations Act, 2020 ( Public Law 116–94 ): Provided further, That none of the direct loans or loan guarantee authority made available under this heading shall be available for any project unless the Administrator and the Director of the Office of Management and Budget have certified in advance in writing that the