61 STAT.] 80TH CONG., IST SESS.-CHS. 161, 162-JUNE 28, 1947 Seventy-ninth Congress, approved July 23, 1946), as amended by sec- tion 2 of Public Law 6, Eightieth Congress, approved February 26, 1947, and section 1 of said Public Law 6, Eightieth Congress, and the first two sentences of section 11 (a) and section 14 of the Merchant Ship Sales Act of 1946 (Public Law 321, Seventy-ninth Congress, approved March 8, 1946), are amended by striking out the dates "July 1, 1947" and "December 31,1947", wherever either appear therein, and inserting in lieu thereof the date "March 1, 1948". SEC. 2 . That section 5 of the Merchant Ship Sales Act of 1946 is amended by adding at the end thereof the following subsection: "(d) Where an operator is engaged both in the foreign trade and in the domestic trade (coastwise or intercoastal), additional charter hire determined with reference to voyage profits of the chartered ves- sels, under regulations promulgated by the Maritime Commission, shall be computed, accounted for, and paid separately on such foreign trade and shall be computed, accounted for, and paid separately on such domestic trade, covering all voyages commencing subsequent to June 30, 1947." Approved June 28, 1947. [CHAPTER 162] AN ACT To stimulate volunteer enlistments in the Regular Military Establishment of the United States. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That effective July 1, 1947, the Secretary of War is authorized, notwithstanding the pro- visions of the last paragraph of section 127a of this Act, to accept original enlistments in the Regular Army from among qualified male persons not less than seventeen years of age for periods of two, three, four, five, or six years, and to accept reenlistments for periods of three, four, five, or six years: Provided,That persons of the first three enlisted grades may be reenlisted for unspecified periods of time on a career basis under such regulations as the Secretary of War may prescribe: Provided further, That anyone who serves three or more years of an enlistment for an unspecified period of time may submit to the Secre- tary of War his resignation and such resignation shall be accepted by the Secretary of War and such person shall be discharged from his enlistment within three months of the submission of such resignation. Except if such person, other than an enlisted member of a Regular Army Puerto Rican unit submits his resignation while stationed over- seas or after embarking for an overseas station, the Secretary of War shall not be required to accept such resignation until a total of two years of overseas service shall have been completed in the current over- seas assignment, and in the case of anyone who has completed any course of instruction pursuant to paragraph 13 of section 127a of the National Defense Act, as amended (10 U. S . C . 535), or pursuant to section 2 of the Act of April 3, 1939 (53 Stat. 556), as amended (10 U. S . C . 298a), the Secretary of War shall not be required to accept such resignation until two years subsequent to the completion of such course. The Secretary of War may refuse to accept any such resigna- tion in time of war or national emergency declared by the President or Congress, or while the person concerned is absent without leave or serving a sentence of court martial. The Secretary of War may refuse to accept a resignation for a period not to exceed six months following the submission thereof if the enlisted person is under investigation or in default with respect to public property or public funds: Provided 191 Ante, p. 6. 60 Stat. 49, 50. 60U..C.app. f I744(a), 1735 note. 60 Stat. 43 . 50U.S.C.app. 51738. Computation of ad- ditional charter hire, etc. June 28, 1947 [H. R. 3303] [Public Law 128] Enlistments in Reg- ular Army. Reenlistments on career basis. Resignations. 41 Stat. 786.