13. (1) Every officer of the Bangladesh Territorial Force when doing duty as such officer, shall be subject to the ¹[* * *] Army Act, 1952, and the rules and regulations made thereunder, whereupon the said Act, rules and regulations shall apply to him as if he held the same rank in the Bangladesh Army as he holds for the time being in the said Force, subject to the terms of his commission and the orders of the President. (2) Every non-commissioned officer and man of the Bangladesh Territorial Force,- (a) when called out or embodied for military service under section 11, or(b) when attached to, or otherwise acting as part of, or with, any unit of the Bangladesh Army, or(c) when embodied for, or otherwise undergoing, military training in the prescribed manner,shall be subject to the ²[* * *] Army Act, 1952, and the rules and regulations made thereunder, whereupon the said Act, rules and regulations shall apply to him as if he held the same rank in the Bangladesh Army as he holds for the time being in the said Force, subject to the orders of the President: Provided that the said Act, rules and regulations shall, in their application to such non-commissioned officers and men when embodied for or otherwise undergoing military training, be modified to such extent and in such manner as may be prescribed: Provided further that non-commissioned officers and men of a university corps when undergoing training, shall, in respect of such training, be subject only to such disciplinary and other rules as may be prescribed. (3) Where an offence punishable under the ³[* * *] Army Act, 1952, or, as the case may be, under that Act as modified under sub-section (2), has been committed by any person whilst subject to that Act under the provisions of this section, such person may be taken into and kept in military custody and tried and punished for such offence, although he has ceased to be so subject as aforesaid, in like manner as he might have been taken into and kept in military custody, tried or punished if he had continued to be so subject: Provided that no such person shall be kept in military custody after he has ceased to belong to the Bangladesh Territorial Force, unless he has been taken into or kept in military custody on account of the offence before the date on which he ceased so to belong; nor shall he be kept in military custody or be tried or punished for the offence after the expiry of two months from that date, unless his trial has already commenced before such expiry.