Asianet Newsable. The DVAC searched former DMK minister KN Nehru's residence in Tiruchirappalli over allegations of corruption, including a multi-crore cash-for-jobs scam and irregularities in the. Nehru's Residence in Alleged MAWS Corruption Probe - The Directorate of Vigilance and Anti-Corruption (DVAC) conducted searches at the Thillai Nagar residence of.