Kolkata, Nov 21 (IANS): Amid controversy about the ownership of Biswa Bangla logo, some miscreants allegedly put coal tar on it and also on photographs of Chief Minister Mamata Banerjee, printed on banners along both sides of the VIP road in the northeastern outskirts of the city.

"Some unknown persons put coal tar on the Biswa Bangla logo and on the photographs of the Chief Minister printed on the banners. These were placed along both sides of VIP road," South Dum Dum Municipali ty Chairman Panchu Gopal Roy said.

He accused the BJP of indulging in the "unlawful and uncivilised act" and said the Trinamool Congress "hates this kind of politics".

"We lodged a complaint with the Lake Town police station and police assured us action would be taken after reviewing the CCTV footage," Roy said, adding the local municipality has already planned to replace the existing banners with new ones within 48 hours.

Recently, BJP's new entrant Mukul Roy had alleged that West Bengal Chief Minister Mamata Banerjee's "Biswa Bangla" logo and the Biswa Bangla Marketing Corporation were owned by her nephew Abhishek Banerjee.

Subsequently, state government refuted his allegations and said Biswa Bangla Marketing Corporation was owned by the government.

Denying all the allegations, Trinamool Congress MP and party's yout h wing Chief served legal notice to Roy.

Roy, too, replied to Banerjee's legal notice.