10 tt only until December 31, 1980, and thereafter include a pro- Ww vision for quarterly payments of principal. If the Secretary & determines, before December 31, 1980, that the Guam mm Power Authority will not meet its obligation to pay interest, ao the Secretary shall request the Secretary of the Treasuryto ~]} deduct such payments from sumscollected and paid to the GO ing, include a provision for semiannual payments of interest government of Guam pursuant to section 30 of this Act (48 U.S.C. 1421h). Should the guarantees be extended beyond 10 December 1, 1980, (1) the Secretary of the Treasury shall 11 automatically deduct (and pay to the Federal Financing Bank) such payment of principal from sumscollected and 13 paid to the government of Guam pursuant to section 30 of 14 this Act, and (2) Guam Power Authority paymentsof princi15 pal and interest shall be paid to the government of Guam.”’. 16 17 TITLE IV—VIRGIN ISLANDS SEc. 401. Subsection(f) of section 2 of the Act entitled 18 ‘An Act to authorize the government of the Virgin Islands 19 to issue bonds in anticipation of revenue receipts and to au20 thorize the guarantee of such bonds by the United States 21 under specified conditions, and for other purposes’’ (90 Stat. 22 1193; Public Law 94-392) is amended by striking out 23 “1979” and inserting in lieu thereof ‘‘1989”’. 24 SEc. 402.