; and (B) there is no applicable treaty or other arrangement fully absolving the Bank of liability. (2) Maximum amount Any claim or judgment, and any related costs paid in accordance with paragraph (1), to the extent not otherwise absolved by any applicable treaty or other arrangement, may not exceed the maximum amount of financial protection per incident required to cover public liability claims under section 170(b) of the Atomic Energy Act of 1954 ( 42 U.S.C. 2210(b) ). (3) Presidential authority to authorize payments If the aggregate amount of claims, judgments, and related costs resulting from a single nuclear incident exceeds the maximum amount under paragraph (2), the President— (A) may authorize, under such terms and conditions as the President may direct, the payment of such claims or judgments, and costs related to such claims or judgments, from any contingency funds available to the United States Government; and (B) if such funds are insufficient or unavailable, shall certify such claims or judgments to Congress for appropriation of the necessary funds. . 5. Modification of lending cap Section 6(a) of the Export-Import Bank Act of 1945 ( 12 U.S.C. 635e(a) ) is amended— (1) in paragraph (1), by striking applicable amount. and inserting “applicable amount, unless the aggregate amount that is in excess of the applicable amount— (A) is attributed by the Bank to loans, guarantees, and insurance under the Program on China and Transformational Exports pursuant to section 2(l); and (B) does not exceed $50,000,000,000. ; (2) in paragraph (3)— (A) in the header, by striking 2 and inserting 4 ; and (B) by striking 2 percent each place it appears and inserting 4 percent