Mridul was designated as a Senior Advocate in 2006 and also served as Standing Counsel and Senior Panel Counsel for the Union government. Earlier in his career, he was elected twice to the Bar Council of Delhi, where he served as Honorary Secretary and later as Vice-Chairman.
He was later appointed as judge of the Delhi high Court and went on to serve as the Chief Justice of Manipur High Court.
After retirement as a judge, he returned to law practice.
