; and (VII) any other comments and information necessary to inform the Congress about the operations and financial condition of the Trust Fund. (ii) Public availability of report The Board shall make each report required under this subparagraph available to the public, including on the website of the Department of Education. (5) Rules and administrative powers The Board shall have the authority to make rules to govern the operations of the Trust Fund, employ professional staff, and contract with outside advisers to provide legal, accounting, investment advisory, or other services necessary for the proper administration of this section. In the case of contracts with investment advisory services, compensation for such services may be on a fixed contract fee basis or on such other terms and conditions as are customary for such services. (6) Financial Disclosure Reports Each Member and employee of the Board shall file with the Secretary of Education and appropriate committees of Congress financial disclosure reports that comply with the requirements under subchapter I of chapter 131 of title 5, United States Code. (7) Funding The expenses of the Trust Fund and the Board incurred under this section shall be paid from the Trust Fund. (d) Duties of the fund managers (1) In general The fund managers shall invest the assets of the Trust Fund in a manner consistent with the investment guidelines adopted by the Board. (2) Instruments The fund managers shall invest the amounts in the Trust Fund in bonds that consist of the following: (A) Municipal bonds. (B) Bonds issued by the Department of the Treasury, which may not make up more than 40 percent of the total investments of the Trust Fund. (C) Other Federal bonds. (D) Bonds issued by the Federal Home Loan Mortgage Corporation, the Federal National Mortgage Association, or a Federal Home Loan Bank. (E) International bonds, which may not make up more than 10 percent of the total investments of the Trust Fund. (F) Corporate bonds, which may not make up more than 10 percent of