The income tax department has reportedly filed a complaint against Tamil Nadu Minister for Food and Civil Supplies R Kamaraj, Minister for Housing and Urban Development Udumalai K Radhakrishnan and Government Special Representative in Delhi Thalavai Sundaram. I-T department has alleged that the ministers entered the premises without permission during the raid on health minister C Vijayabaskar and tried to destroy evidence. It also alleged that Vijayabaskar threatened a woman official.