5. (1) There shall be the following classes of officers in the Bangladesh National Guard, namely:- (i) Senior officers holding commissions in the Bangladesh National Guard granted by the President with designation of rank corresponding to those of officers of the Bangladesh Army, and (ii) junior officers holding commissions in the Bangladesh National Guard granted by the President with designation of rank corresponding to those of junior commissioned officers of the Bangladesh Army. (2) An officer shall be deemed to be enrolled in the Bangladesh National Guard for so long as he holds a commission therein.