He was elected from Cooch Behar, West Bengal to the Lok Sabha, lower house of the Parliament of India as a member of the Indian National Congress.
[1] Barman was a part of the Indian National Congress and was elected to the Bengal Legislative Assembly from 1937 to 1945.
In the first general elections in 1952, he contested from the North Bengal Lok Sabha seat and won.
He again fought the Lok Sabha polls from Cooch Behar constituency in 1957 and won.
Reservation for the Scheduled Castes, then known as ‘Depressed Class’, was incorporated in the Government of India Act, 1935 which was passed by the British Parliament but Barman believed the condition of the backward castes had not improved.