104 STAT. 1344 PUBLIC LAW 101-506 —NOV. 5, 1990 in meeting the costs, including salaries, fringe benefits and other associated costs, related to the employment by the organization of Federal personnel that may transfer to the organization under the provisions of 5 U.S.C. 3581-3584, or of other well-qualified United States citizens, for the performance of activities that contribute to increased understanding of international agricultural issues, with transfer of funds for this purpose from one appropriation to another or to a single account authorized, such funds remaining available until expended: Provided further, That the Office may utilize advances of funds, or reimburse this appropriation for expenditures made on behalf of Federal agencies, public and private organizations and institutions under agreements executed pursuant to the agricultural food production assistance programs (7 U.S.C. 1736) and the foreign assistance programs of the International Development Cooperation Administration (22 U.S.C. 2392). SCIENTIFIC ACTIVITIES OVERSEAS (FOREIGN CURRENCY PROGRAM) For payments in foreign currencies owed to or owned by the United States for market development research authorized by section 1040t>)(l) and for agricultural and forestry research and other functions related thereto authorized by section 104G3)(3) of the Agricultural Trade Development and Assistance Act of 1954, as amended (7 U.S.C. 1704(b)(1), (3)), $1,062,000: Provided, That this appropriation shall be available, in addition to other appropriations for these purposes, for payments in the foregoing currencies: Provided further, That funds appropriated herein shall be used for payments in such foreign currencies as the Department determines are needed and can be used most effectively to carry out the purposes of this paragraph: Provided further, That not to exceed $25,000 of this appropriation shall be available for payments in foreign currencies for expenses of employment pursuant to the second sentence of section 706(a) of the Organic Act of 1944 (7 U.S.C. 2225), as amended by 5 U.S.C. 3109. TITLE V—RELATED AGENCIES DEPARTMENT OF HEALTH AND HUMAN SERVICES FOOD AND DRUG ADMINISTRATION SALARIES AND EXPENSES For necessary expenses of the Food and Drug Administration; for rental of special purpose space in the District of Columbia or elsewhere; and for miscellaneous and emergency expenses of enforcement activities, authorized and approved by the Secretary and to be accounted for solely on the Secretary's certificate, not to exceed $25,000; $656,519,000: Provided, That none of these funds shall be used to develop, establish, or operate any program of user fees authorized by 31 U.S.C. 9701: Provided further. That of the sums provided herein, not to exceed $2,000,000 shall remain available until expended, and shall become available only to the extent necessary to meet unanticipated costs of emergency activities not provided for in budget estimates and after maximum absorption of such costs within the remainder of the account has been achieved.