If your tax due exceeds Rs 10,000 income tax must be paid in advance, on the year you receive your income.
For non-corporate entities, advance tax is payable on the 15th of March, September and December in 40%,30% and 30% instalments.
Codes 100 and 300 are used to pay advance taxes. Code 102 is used to pay surtaxes.
Challan 280 is used to pay advance income tax payments. You can download it from the Income Tax department website.
You can use challan 280 to pay tax both online and offline. But ensure that it is paid before the 15th day of every fiscal quarter.
You can get a receipt for the Advance Income Tax Payment from the Tax Information Network Website with your Challan Identification Number(CIN).