PUBLIC LAWS-CH. 512-JUNE 28, 1946 Employment of as- sistants; removal. Use of penalty en- velopes. 52 Stat. 872. 11 U.S. C. §102(b). Travel allowance, referees. Travel allowance, assistants. Supra; ante, p. 329. 52 Stat. 874. 11U.S.C.§104(a) (1). 32 Stat. 800 . 11U.S.C. 112. allowed when authorized by a judge of the judicial district or districts in which a referee serves in cases of emergency where it is not feasible to secure prior authorization of the Director. The Director, with the approval of the conference, may prescribe such rules and regulations as may be necessary for the purpose of carrying out the provisions of this paragraph (2). "(3) When, in the opinion of the Director, the public interest requires it, he may, on the recommendation of a referee, which recom- mendation shall state facts showing the necessity for the same, allow the referee to employ necessary clerical, stenographic, and other assistants. The referee may at his pleasure remove any assistant in his employ. If the office of a referee shall become vacant, the employ- ment of his assistants shall not thereupon be terminated: Provided, however, That during such vacancy the Director may terminate the employment of any assistant, if, in his opinion, the services of such assistant are no longer needed. "(4) Referees and special masters under this Act shall be entitled to transmit in the mails, free of postage, under cover of a penalty envelope, all matters which relate exclusively to the business of the courts, including notices in proceedings under this Act." (b) Subdivision b of such section is amended to read as follows: "b. (1) When authorized and approved by the Director, the actual expenses of travel, and the actual expenses for lodging and subsistence not to exceed $7 per day, shall be allowed a referee while absent from his regular place of office on official business. "(2) When authorized and approved by the Director, the assistants of referees shall be entitled to the same travel allowances as are pro- vided for employees of the executive branch of the United States Government under the standardized Government travel regulations issued by the President, while absent from their regular place of employment on official business. "(3) Payment of the expenses allowed or per diem granted under subdivision b and paragraph (2) of subdivision a of this section 62 shall be by or pursuant to the order of the Director." SEC. 12. Clause numbered (1) of subdivision a of section 64 of such Act, as amended, is amended to read as follows: "(1) the actual and necessary costs and expenses of preserving the estate subsequent to filing the petition; the fees for the referees' salary fund and for the referees' expense fund; the filing fees paid by creditors in involuntary cases; where property of the bankrupt, transferred or concealed by him either before or after the filing of the petition shall have been recovered for the benefit of the estate of the bankrupt by the efforts and at the cost and expense of one or more creditors, the reasonable costs and expenses of such recovery; the costs and expenses of administra- tion including the trustee's expenses in opposing the bankrupt's discharge, the fees and mileage payable to witnesses as now or hereafter provided by the laws of the United States, and one reasonable attorney's fee, for the professional services actually rendered, irrespective of the number of attorneys employed, to the petitioning creditors in involuntary cases and to the bankrupt in voluntary and involuntary cases, as the court mav allow:". SEC. 13. Section 72 of such Act, as amended, is amended to read as follows: "SEC. 72. LIMrrAT1ON OF COMPENSATION Or OFFICERS OF CoURT.- No receiver, marshal, or trustee shall in any form or guise receive, nor shall the court allow him, any other or further compensation for his services as required by this Act, than that expressly authorized and prescribed in this Act. 330 [60 STAT.