The conference would take stock of the political situation in the state and formulate a tactical political line for the party, he told reporters here.
Top national leaders of the party, including General Secretary Prakash Karat and Sitaram Yechury, would participate, he added.
CPI-M contested the 2011 assembly elections in alliance with ruling AIADMK but chose to go alone with CPI in the Lok Sabha polls last year.
"The policy appears good. But how are they going to implement it. What is the plan to implement it?" he asked.
Citing a cut in the number of panchayat unions where the MNREGA was being implemented now in the state from 385 to 98, he said the Centre's move would hit hard the rural farm labourers.
All such things were aspects of the faulty new liberal economic policy being pursued by the BJP like its predecessor the Congress and now the AIADMK in Tamil Nadu, he charged.