03 August 2009
If Single bill amount is more than 20K or annual transactions with the contractor are more than 50k then u should deduct TDS u/s 194c. if Rs.20K is payment of more than one Invoice then you need not to deduct TDS.
If as per above conditions you are liable to deduct TDS and not deducted same, then such expenses will be fully desallowd for the F.Y. and it will be allowd in the year inwhich u will deduct TDS and paid to the department.