Later after the merger of TMC with Indian National Congress, Raman was granted the opportunity to serve as the High Command Observer for Thanjavur District, native district of his mentors Moopanar and Vasan, by All India Congress Committee (AICC).
In 1972, Maragatham was elected General Secretary of the All India Congress Committee.
He was elected as a member of the All India Congress Committee, a prestigious post in those days, and was also a member of the working committee of the State Congress unit.
Ras Behari Lal Mandal was an elected zamindar in All India Congress Committee.
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