The judge Karunanidhi convicted Chinnasamy for harassing his own daughter and sentenced him to life imprisonment.
He also slapped a fine of Rs 2,000 on the convict.
As per the prosecution case Chinnasamy, a labourer and belonging to Perumalmalai in Kodaikanal, sexually harassed his 14-year-old daughter, often in an inebriated state and also threatened her not to reveal it to anyone.
After coming to know about this, Chinnasamy's wife lodged a complaint with the local police, following which he was arrested and a case registered.