Thirteen persons were injured in different incidents of post-poll violence in South 24 Parganas district on Sunday.
Voting in South 24 Parganas district was held on Saturday during the fifth and penultimate phase of polling.
A senior police officer said 10 persons were beaten up at Sarberia Bazar in Basanti constituency of the district and four shops put under lock by a group.
CPI(M) leadership claimed the 10 belonged to the Marxist party and RSP and the attackers belonged to TMC who turned their wrath on Left activists for voting on Saturday during the fifth phase polling in the state.
Two of the 10 were hit with choppers, the CPI(M) claimed but the TMC denied the charge.
The BJP claimed that in Phul Malancha area, one of their party polling agent was beaten up, allegedly by TMC men.
A police officer said there was a complaint of one injured in a clash in Phul Malancha and a force was sent.
At Chakraberia in Baruipur, TMC supporter Noor Alam was hit with sharp weapon while sipping tea at a stall, the officer said.
TMC leadership alleged Noor was beaten up by CPI(M) men in the area.
At Jyotishpur in the district, RSP supporter Baikantha Giri was assaulted by a group o Sunday.
RSP sources alleged Giri was beaten up by TMC activists in the area.