Income Tax officials raided several places associated with various construction firms including R R Constructions, Gladway, Jayabharat, Annai Bharat and Gladway Green City in Madurai on Wednesday.
These construction firms are into developing gated communities in Madurai and surrounding areas.
It is alleged that these firms have not been filing their income tax returns regularly.
Around 50 sleuths divided into many teams raided the houses and offices associated with the firms functioning in Avaniapuram, Kochadai, K K Nagar and Othakadai.
Documents pertaining to construction activities, bank accounts, sale deeds, land documents, transactions on construction were all examined by the sleuths, sources said.
Meanwhile, another team probed offices and residents of RR Constructions..The quarry owned by the firm as well as their offices at Dindigul Town and Oddanchathiram in Dindigul district were also raided by the team.
RR Constructions has been undertaking various government contracts during the previous regime.IT sleuths collected various documents during the raid.The places where the IT sleuths carried out the raids were brought under heavy police protection.