PUBLIC LAWS-CH. 851-OCT. 10 , 1940 Aggregate amount not in excess of $100. Aggregate amount not in excess of 500. Exemptions under specified circum- stances. 41 U.S.C .§5. American Battle Monuments Commis- sion. Botanic Garden. Bureau of the Budget. Bureau of Foreign and Domestic Com- merce. Bureau of Inter- parliamentary Union for Promotion of In- ternational Arbitra- tion. Department of the Interior. Department of State Federal Communi- cations Commission. International Com- mittee of Aerial Legal Experts. Medical Depart- ment of the Army. Social Security Board. (c) Where the aggregate amount involved does not exceed the sum of $100- 1) The Civil Aeronautics Board. 2) The Department of Labor. The Federal Loan Agency. The Federal Works Agency. 5 The Maritime Labor Board. 6 The Rural Electrification Administration. 7 The Smithsonian Institution. 8 The United States Maritime Commission. 9 The District of Columbia. (d) Where the aggregate amount involved does not exceed the sum of $500 - (1) The United States Section of International Boundaries Com- mission, United States and Mexico. SEc. 2. Section 3709 of the Revised Statutes shall not be construed to apply under any appropriation Act to the following departments and independent offices under the circumstances specified herein: (a) American Battle Monuments Commission-to any purchases when the aggregate amount involved does not exceed $500, nor to any leases in foreign countries for office or garage space. (b) Botanic Garden-to the purchase of supplies and equipment and the procurement of services made in the open market in the manner common among businessmen, when the aggregate amount of the purchase or the services does not exceed $50 in any instance. (c) Botanic Garden-to the purchase of plants, trees, shrubs, and other nursery stock in the sum of $300 at any one time. (d) Bureau of the Budget-to any purchases of office equipment and supplies when the amount involved in any case does not exceed $50. (e) The Bureau of Foreign and Domestic Commerce-to purchases of supplies and equipment or the procurement of services in foreign countries made in the open market in the manner common among businessmen when the aggregate amount of the purchase or service does not exceed $100 in any instance. (f) The Bureau of Interparliamentary Union for Promotion of International Arbitration-to stenographic reporting services by con- tract if deemed necessary. (g) Department of the Interior, the bureaus and offices thereof, Howard University, and the Columbia Institution for the Deaf, at the seat of the government, as well as those located in the field outside the District of Columbia-to the purchase of supplies and equipment or the procurement of services made in open markets in the manner common among businessmen when the aggregate amount of the purchase or the service does not exceed $100 in any instance. (h) Department of State-to any purchase or service when the aggregate amount does not exceed $100, or with respect to articles, materials, or supplies for use outside the United States when the aggregate amount involved does not exceed $300; or when the pur- chase or service relates to the packing of personal and household effects of Diplomatic, Consular, and Foreign Service officers and clerks for foreign shipment. (i) Federal Communications Commission-to any purchase or exchange of instruments when the aggregate amount involved does not exceed $25. (j) The International Committee of Aerial Legal Experts-to stenographic and other service by contract as deemed necessary. (k) Medical Department of the Army-to the purchase of medi- cines and medical supplies. (1) Social Security Board-to any purchase when the aggregate amount involved does not exceed $100. [54 STAT.