18 the government of the Virgin Islands undersubsection (a) of the first section of this Act. No guarantee or commitment to guarantee shall be made unless the Secretary determines— (1) that the procecds of such issue will be used only for public works or other capital projects; (2) taking into account anticipated expenditures by the govern- ment of the Virgin Islands while the bonds or other obligations forming a part of such issue will be outstanding, all outstanding obligations of the government of the Virgin Islands which will mature while the bonds or other obligations forming a part of (c) The Secretary shall charge and collect fees in amounts sufficient in his judgment to cover the costs of administering this section. ces collected underthis subsection shall be deposited in the revolving fund created under subsection (g¢). (d) Any guarantee mace by the Secretary shall be conclusive evi- dence of the eligibility of the obligation for such guarantec, and the validity of any guarantee so made shall be incontestable, except for fraud or materiat misrepresentation, in the hands of the holderof the guaranteed obligation. Such guarantee shall constitute a pledge of the full faith and credit of the Umted States for such obligation. (e) The interest on any obligation guaranteed under this’ section shill be inclided in gross income for purposes of chapter 1 of the Tnternal Revenue Code of 1954. (£) The aggregate principal amount of obligations which may be guaranteed under this ct shall not exceed $61,000,000. No commnitment to guarantee shall be entered into underthis Act after October1, [1979.4 1989. (g)(1) There is hereby created within the Treasury a separate fund (hereinafter referred to as “the fund”) which shall be available to the Seerctary without fiseal year Hniitation as revolving fund for the purpose of this Act. A business-type budget for the fund shall be prepared, transmitted to the Congress, considered, amd enacted in the manner preseribed by law (sections 102, 105, and 104 of the Government. Corporation Control Act (31 U.S.C. 847-349)) for wholly owned Government corporations. (2) Allexpenses, Including reimbursements to other government. ac- counts, and payments pursuant to operations of the Seeretary under this Act shall be paid fromthe fund, Hat any time the Seeretary deter- mines that moneys in the fund exceed the present and any reasonably prospective future requirements of the fund, such exeess may be transferred tothe general fund of the Treasury. ‘ TM rete ne sufficient to pay the principal of, and interest om, the bonds or other obligations forming 2 part of such issue; ' (38) that credit is not otherwise available on reasonable terms and conditions and that there is reasonable assurance of repayment, ancl (+) that the maturity of any obligations to be guaranteed does not exceed thirty years or 90 per centumof the useful lifefof the physical assets to be financed by the obligation, whicheveris less as determined by the Secretary. i ar na hg at, 28(b) of the Revised Organic Act of the Virgin Islands will be saan such issue will be outstanding, and such other factors as he deems pertinent, that the reyenues expected to be received under section