31 March 2011
Due date of payment of TDS deducted in the m/o march 2011 is 30.04.2011
For more detail refer new TDS rules: https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B6U7N2VQIfG0OTNlYzY2MTEtY2FmYS00NzkyLWE2NzItZDM5NWE4ZGZmNjVh&hl=en&authkey=CIHEt4wJ