Kolkata, June 18 -- Trinamool Congress (TMC) MP Kalyan Banerjee has formally petitioned the Calcutta High Court Bar Association to intervene following a contentious phone call from a Criminal Investigation Department (CID) officer, which he claims is a direct attempt to undermine his professional independence and the sanctity of his legal practice.

In a letter released publicly on Thursday, Banerjee detailed an alarming incident in which an individual identifying himself as a CID officer contacted him on his mobile phone, seeking "permission" to interrogate him regarding an ongoing forgery investigation.

"Today, a few minutes back, one Partha Bhattacharjee, claiming himself to be the officer of CID, called me on my mobile and sought my ...