AIADMK South Chennai (North) District Secretary and former MLA V P Kalairajan was booked under different sections of IPC, including 'criminal intimidation', police said.
Reacting to it, Kalairajan alleged 'political vendetta' behind police filing the case.
Kalairajan had recently made some controversial remarks against Panneerselvam after his revolt against Sasikala.
On February 5, AIADMK General Secretary V K Sasikala was elected as the party's Legislature Leader, a step towards her elevation as the Chief Minister of Tamil Nadu.
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