To-day is 7th September, 2012 which is important date for deposit TDS for those who have deducted or collected TDS in the month August 2012. In case deductor do not deposit TDS/TCS on this date, he will have to deposit interest on tds/tcs amount for one month.
Therefore all deductors/collectors should deposit their TDS/TCS amount in time. In some cases e-payment of TDS is mandatory otherwise physical challan can be deposited in bank.
for making e-payment (Click Here)
for physical challan 281 (Click Here)