Chennai, Nov 09 (ANI): Union Finance Minister, P Chidambaram, has warned tax defaulters of service tax and urged the non-filers to take advantage of the scheme that waives interest and other penalties. The Finance Minister was speaking at an interactive session on Voluntary Compliance Encouragement Scheme (VCES) - 2013 in Chennai on Saturday and called on non-payers to come clean before December 31, 2013. Under VCES - 2013, an Indian government amnesty scheme, one is offered a chance to make onetime payment of service tax dues for the period of October 1, 2007 to December 31, 2012, without interest and penalty.