Nothing in this subchapter shall be construed as a limitation on the powers of the Bank under subchapter I of this chapter; and except as to the standard of reasonable assurance of repayment required under , all loans, guarantees, and insurance extended hereunder shall be subject to the provisions of subchapter I of this chapter and to the policies of the Bank with respect to terms of repayment, interest rates, fees, and premiums applicable to loans, guarantees, and insurance extended under subchapter I of this chapter.section 635(b)(1) of this title