 Following his return, Taher was reinstated into the Bangladesh Army in April for effective retirement following administrative procedure.He was retired with a legacy entitlement rank of Lieutenant Colonel and hence is widely known as Colonel Taher.Due to his left-leaning communist ideas of organizing the Bangladesh Army along the lines of the People's Liberation Army, he resigned from the army to form the Jatiyo Samajtantrik Dal, with

The Jatiyo Samajtantrik Dal had split from the Bangladesh Chhatra League, the student wing of the Bangladesh Awami League and called for establishing socialism through an armed revolution.