 A criminal lawyer "par excellence", he was a prominent member of the Congress party.His younger brother, Kazi Syed Gyasuddin, was a famous criminal lawyer ( also LLB from Aligarh ) and a Congress MLA from Akola and held several ministerial positions in Maharashtra Assembly ( 1951–62).As well as participating in the Constituent Assembly that framed the constitution for independent India from 1947 to 1950, he was a member of the Madhya Pradesh Legislative Assembly until 1952 (at that time Madhya Pradesh was known as the Central Province).