What Is Advance Tax?
Advance tax is essentially a 'pay-as-you-earn' system for income tax. Instead of paying a large lump sum at the end of the financial year, the Income Tax Department requires you to pay your taxes in instalments throughout the year. This applies to any
individual whose estimated tax liability for the year is ₹10,000 or more. For salaried individuals, this is often handled by their employer through Tax Deducted at Source (TDS). However, for freelancers, whose income streams are variable and not typically subject to full TDS, the responsibility falls squarely on their own shoulders. This system helps the government receive a steady flow of revenue and prevents a heavy financial burden on taxpayers at year-end.
The Instalments: Decoding the September 15 Deadline
The advance tax is due in four instalments over the financial year. The upcoming September 15, 2026, deadline is for the second of these instalments. By this date, you should have paid a cumulative total of at least 45% of your total estimated tax for the year. The full schedule for the Financial Year 2026-27 (Assessment Year 2027-28) is as follows:
On or before June 15, 2026: 15% of your total estimated tax.
On or before September 15, 2026: 45% of your total estimated tax.
On or before December 15, 2026: 75% of your total estimated tax.
On or before March 15, 2027: 100% of your total estimated tax.
It's important to note these percentages are cumulative. If you paid 15% in June, you only need to pay the additional 30% by September to reach the 45% mark.
Calculating Your Advance Tax: Two Key Methods
Figuring out your tax liability can be the most daunting part. First, estimate your total gross freelance income for the entire financial year (April 1, 2026, to March 31, 2027). Then, subtract your business-related expenses. From this net taxable income, calculate your tax based on the slab rates applicable to you. Finally, subtract any TDS already deducted by your clients. If the remaining amount is over ₹10,000, you are liable to pay advance tax.
A simpler route for many freelancers is the Presumptive Taxation Scheme under Section 44ADA. If your gross professional receipts are under ₹75 lakh and you receive over 95% of your payments through digital modes, you can opt for this scheme. Under Section 44ADA, you can declare 50% of your gross receipts as your net taxable income, without needing to maintain detailed expense records. Crucially, freelancers using this scheme are exempt from the quarterly instalments and can pay their entire advance tax in one go by March 15, 2027.
The Cost of Non-Compliance: Penalties and Interest
Missing the advance tax deadlines can be costly. The Income Tax Act has provisions for levying interest on the shortfall. Under Section 234C, a simple interest of 1% per month is charged for three months on the amount you failed to pay for the September instalment. Additionally, if your total advance tax paid by the end of the financial year (March 31) is less than 90% of your total assessed tax, you will be liable for interest under Section 234B. This is also calculated at 1% per month on the deficit, from the beginning of the next financial year until you pay the full amount.
How to Pay Your Advance Tax Online
Paying your advance tax is a straightforward online process. You can do it through the official Income Tax e-Filing portal.
1. Visit the portal and find the 'e-Pay Tax' option under 'Quick Links'.
2. Enter your PAN, confirm it, and provide your mobile number for an OTP.
3. After verification, proceed by selecting 'Income Tax'.
4. Choose the Assessment Year as '2027-28' and the 'Type of Payment' as 'Advance Tax (100)'.
5. Enter the tax amount you need to pay and choose your preferred payment method, such as net banking, debit card, UPI, or payment gateway.
6. Once the payment is successful, a challan receipt will be generated. Download and save this receipt as proof of payment.
















