Starting a SIP when freelance income is uneven
A SIP is a fixed debit. Freelance income is not a fixed credit. The instalment has to fit the quiet month, not the month a large invoice landed. The income-tax calculator on this site is a salary sketch. It does not compute business or professional income, and this article will not invent a presumptive rate.
Last updated: · 4 min read
10 years at an assumed 10%
Bar chart of about ₹16.52 lakh from an ₹8,000 SIP and ₹30.98 lakh from a ₹15,000 SIP.
- ₹8,000 SIP₹16.52 lakh
- ₹15,000 SIP₹30.98 lakh
The mandate has to survive a quiet month
List three quiet months, not the best quarter. Rent, tax set-aside and food come out first. What is left, in the worst of those three, is the SIP ceiling. An average of ₹15,000 that includes one ₹40,000 month will bounce when the next month is ₹8,000.
The SIP calculator will project ₹15,000 without asking whether the client paid. That projection is only useful after you have picked an instalment a dull month can pay.
Two instalments, one rate
₹8,000 for 120 months invests ₹9,60,000 and, at an assumed 10%, ends near ₹16,52,416. ₹15,000 invests ₹18,00,000 and ends near ₹30,98,280. The larger number is not a reward for freelancing. It is a larger debit. Take it only if the quiet month still covers it.
A fat month can fund a separate lumpsum, or top up the emergency FD, without raising the mandate. Raising the mandate in a good month is how the next quiet month bounces. A bounced SIP is a worse habit than a smaller one you finish.
- Low-month SIP, ₹8,000: about ₹16.52 lakh at 10% over 10 years.
- Average-month SIP, ₹15,000: about ₹30.98 lakh, if you can actually pay it.
- Invested amounts: ₹9.60 lakh and ₹18 lakh.
The buffer comes before the SIP
Uneven income wants more than a month of cash. Three to six months of essentials in savings and a short FD is the habit this site already uses, and freelance work belongs at the high end. The FD calculator prices that deposit. It does not replace the SIP, and the SIP should not be funded by breaking the FD.
Set aside tax from each receipt before you set aside the SIP. This page does not say how much, because the salary calculator’s slabs are not a freelance computation. A presumptive scheme, if one applies to you, is outside this article.
A once-a-quarter investment is allowed
If even ₹8,000 is uneven, do not pretend you have a monthly surplus. Invest a lumpsum in the months you were paid, and leave the SIP mandate at a token or at zero. The lumpsum calculator is the tool for a sum you already hold. The SIP is the tool for a debit you can repeat.
Review the instalment twice a year, not after every invoice. A raise that has shown up in three quiet months can move the mandate. One good project cannot.
Worked example: a low month and an average month
Both use 10% a year, start-of-month instalments, for 10 years. 10% is an assumption. No tax.
| Item | Figure |
|---|---|
| Quiet-month instalment | ₹8,000 |
| Invested at ₹8,000 | ₹9,60,000 |
| Value at 10% | about ₹16,52,416 |
| Instalment based on an average | ₹15,000 |
| Value at 10% | about ₹30,98,280 |
| Which one to mandate | The quiet month, unless that month really is ₹15,000 |
Set the SIP from a dull month, keep a larger cash buffer, and do not run freelance income through the salary-tax calculator. Extra invoices can be lumpsums. They should not automatically become a higher mandate.
Sources
Results from FinanceChacha are estimates for planning, not financial or tax advice. Read the disclaimer.
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