"There has to be an independent and impartial enquiry into the police attack to evict the pro-Jallikattu protesters. Along with that immediate steps should be taken to provide compensation to those affected", he told reporters.
Karat along with CPI(M) Tamil Nadu General Secretary, G Ramakrishnan visited violence hit areas in Nadukuppam area here to take stock of the situation and said that the fish market was "completely destroyed".
On January 23, protesters had fought pitched battles with police, mainly around Marina Beach from where thousands were evicted, and blocked roads at various parts of city as the week-long agitation took a violent turn that day.
Police had fired teargas shells and resorted to lathicharge at some places as sections of protesters, removed from Marina in the early morning crackdown, pelted stones.
Police had said over 100 people were arrested in connection with the violence and more than 90 police personnel injured in the violence.