PUBLIC LAWS-OH. 156-MAY 31, 1941 46 Stat. 741 . 19U. .c. . 1525. Proviso. Vehicle restriction. Post, p. 835 . Post, pp. 829,835. 54 Stat. 1105 . 5U. S. C. 73c-1. 40 U. S. C.§ 304f- 304m. Printing and bind- ing. Provisos. Attendance at trials. Post, p . 295. Detection and pros- ecution of violations. Refund of process- ing, etc., taxes. 49 Stat. 1734 . 26U.S.C.I§700- 705. field force authorized to be detailed under section 525 of the Tariff Act of 1930: Provided, That no part of this appropriation shall be expended for maintenance or repair of motor-propelled passenger- carrying vehicles for use in the District of Columbia except two for use in connection with the work of the customhouse in Georgetown. Refunds and drawbacks: For the refund or payment of customs collections or receipts, and for the payment of debentures or draw- backs, bounties, and allowances, as authorized by law, $19,000,000. OFFICE OF THE COMPTROLLER OF THE CURRENOY Salaries: Comptroller of the Currency and other personal services in the District of Columbia, $244,180. BUREAU OF INTERNAL BEVENUE Salaries and expenses: For salaries and expenses in connection with the assessment and collection of internal-revenue taxes and the admin- istration of the internal-revenue laws, including the administration of such provisions of other laws as are authorized by or pursuant to law to be administered by or under the direction of the Commissioner of Internal Revenue, including one stamp agent (to be reimbursed by the stamp manufacturers) and the employment of experts; the securing of evidence of violations of the Acts, the cost of chemical analyses made by others than employees of the United States and expenses incident to such chemists testifying when necessary; transfer of household goods and effects as provided by Act of October 10, 1940 (Public, Numbered 839), and regulations promulgated thereunder; telegraph and telephone service, postage, freight, express, necessary expenses incurred in making investigations in connection with the enrollment or disbarment of practitioners before the Treasury Department in internal-revenue matters, expenses of seizure and sale, and other neces- sary miscellaneous expenses, including stenographic reporting serv- ices; for the acquisition of property under the provisions of title III of the Liquor Law Repeal and Enforcement Act, approved August 27, 1935 (49 Stat. 872-881), and the operation, maintenance, and repair of property acquired under such title III; for the purchase (not to exceed $25,000) exchange, hire, maintenance, repair, and operation of motor-propelled or horse-drawn passenger-carrying vehicles when necessary, for official use of the Alcohol Tax and Intelligence Units in field work; printing and binding (not to exceed $689,850); and the procurement of such supplies, equipment, furniture, mechanical devices, laboratory supplies, periodicals and newspapers for the Alcohol Tax Unit, ammunition, lawbooks and books of reference, and such other articles as may be necessary, $71,512,000, of which amount not to exceed $9,731,155 may be expended for personal services in the District of Columbia: Provided, That no part of this amount shall be used in defraying the expenses of any officer or employee designated above, subpenaed by the United States court to attend any trial before a United States court or preliminary examination before any United States Commissioner, which-expenses shall be paid from the appro- priation for "Fees of witnesses, Department of Justice": Provided further, That not more than $100,000 of the total amount appropri- ated herein may be expended by the Commissioner of Internal Reve- nue for detecting and bringing to trial persons guilty of violating the internal-revenue laws or conniving at the same, including payments for information and detection of such violation. Salaries and expenses for refunding processing and related taxes and administering title III, Revenue Act of 1936: For salaries and expenses in connection with (1) the assessment and collection of the tax on unjust enrichment imposed by title III, Revenue Act of 1936, 218 [55 STAT.
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